Keto Dairy Guide

29 items classified under standard Keto guidelines.

How do dairy fare on the Keto diet? The answer depends on net carbohydrate content. This guide breaks down all 29 items in this category with their classification, nutritional data, and the reasoning behind each status.

Quick Reference

Food Status Net carbs (per 100g)
Brie Allowed 0.5g
Buttermilk Allowed 4.8g
Canned Coconut Milk Allowed 2.8g
Cheddar Allowed 2.1g
Cheese Allowed 3.5g
Cottage Cheese Allowed 4.3g
Cream Cheese Allowed 5.6g
Feta Allowed 3.9g
Goat Cheese Allowed 0g
Heavy Cream Allowed 2.8g
Mozzarella Allowed 1.7g
Parmesan Allowed 40g
Ricotta Allowed 7.3g
Sour Cream Allowed 7.1g
Swiss Cheese Allowed 8.7g
Whipped Cream Allowed 12.5g
Yogurt Allowed 13.6g
Coconut Milk Limited 2.9g
Coconut Yogurt Limited 0.8g
Greek Yogurt Limited 11.3g
Half and Half Limited 4.3g
Kefir Limited 10.2g
Lite Coconut Milk Limited 2.9g
Plain Coconut Yogurt Limited 9.3g
Flavored Coconut Yogurt Not Allowed 10.5g
Ice Cream Not Allowed 37.1g
Lactose-Free Milk Not Allowed 37.7g
Mac and Cheese Not Allowed 18.5g
Milk Not Allowed 4.8g

Classification Breakdown

17 Allowed — These dairy are low enough in net carbs to fit inside a daily keto budget. 7 Limited — These items have a carb load that depends on portion size and what else is eaten in the same meal. 5 Not Allowed — These are high enough in net carbs that even a small portion can use up most of a daily keto allowance.

On keto, the relevant number is total carbohydrates minus fiber — the "net carb" figure tracked against a 20–50g daily ceiling.

Allowed Dairy (17)

Brie

Allowed

Brie is classified as Allowed on Keto, with 0.5g net carbs per 100g. This means it is low enough in net carbs to fit inside a daily keto budget. It also contains 20.8g protein and 27.7g fat, which may factor into overall meal planning. Among the 29 items in this category, brie sits at the low end for net carbs — next closest is Coconut Yogurt at 0.8g.

Per 100g · Source: USDA FoodData Central

334kcalCalories
20.8gProtein
27.7gFat
0.5gCarbs
0gFiber
0.5gNet Carbs

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Buttermilk

Allowed

At 4.8g net carbs per 100g, Buttermilk falls into the Allowed category under Keto guidelines. This means it is low enough in net carbs to fit inside a daily keto budget. Within this category, it falls between Half and Half and Milk for net carbs, ranking 14 of 29.

Per 100g · Source: USDA FoodData Central

40kcalCalories
3.3gProtein
0.9gFat
4.8gCarbs
0gFiber
4.8gNet Carbs

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Canned Coconut Milk

Allowed

At 2.8g net carbs per 100g, Canned Coconut Milk falls into the Allowed category under Keto guidelines. It is low enough in net carbs to fit inside a daily keto budget. Beyond the primary classification, canned coconut milk also provides 21.3g fat per 100g. Among the 29 items in this category, canned coconut milk sits at the low end for net carbs — next closest is Coconut Milk at 2.9g.

Per 100g · Source: USDA FoodData Central

197kcalCalories
2gProtein
21.3gFat
2.8gCarbs
Fiber
2.8gNet Carbs
FAQ (6 questions)
Is canned coconut milk allowed on keto?
Canned coconut milk is classified as Allowed under standard keto guidelines. Full-fat canned coconut milk contains approximately 2–3g of net carbohydrates per quarter-cup serving and is high in fat, making it compatible with keto macronutrient targets. Published keto references list full-fat canned coconut milk as a compliant dairy alternative.
How many carbs are in canned coconut milk?
Full-fat canned coconut milk contains approximately 2–3g of net carbohydrates per quarter-cup (60ml) serving. A half-cup serving contains approximately 4–6g of net carbohydrates. Light canned coconut milk has a slightly lower fat content and similar carbohydrate content per serving.
Is full-fat canned coconut milk better for keto than light canned coconut milk?
Full-fat canned coconut milk is more aligned with keto macronutrient targets due to its higher fat content. Light canned coconut milk has similar carbohydrate content per serving but lower fat content. Published keto references generally list full-fat canned coconut milk as the preferred version for keto purposes.
Is canned coconut milk the same as coconut cream for keto purposes?
Coconut cream is a thicker, more concentrated form of coconut milk with higher fat content and slightly different carbohydrate content per serving. Both full-fat canned coconut milk and coconut cream are generally classified as keto-compliant based on their low net carbohydrate content per serving.
Is sweetened canned coconut milk keto-compliant?
Sweetened canned coconut milk products contain added sugar and have substantially higher carbohydrate content than unsweetened varieties. Published keto classification references classify sweetened coconut milk products as non-compliant based on their added sugar content.
Can canned coconut milk be used in keto recipes?
Published keto references list full-fat canned coconut milk as a compliant ingredient for use in keto curries, soups, smoothies, and desserts. Its fat content and minimal carbohydrate contribution per serving make it compatible with keto cooking in standard recipe quantities.

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Cheddar

Allowed

With 2.1g net carbs per 100g, Cheddar earns a Allowed classification on Keto. It is low enough in net carbs to fit inside a daily keto budget. Beyond the primary classification, cheddar also provides 24.2g protein and 33.8g fat per 100g. Among the 29 items in this category, cheddar sits at the low end for net carbs — next closest is Heavy Cream at 2.8g.

Per 100g · Source: USDA FoodData Central

410kcalCalories
24.2gProtein
33.8gFat
2.1gCarbs
0gFiber
2.1gNet Carbs

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Cheese

Allowed

With 3.5g net carbs per 100g, Cheese earns a Allowed classification on Keto. This means it is low enough in net carbs to fit inside a daily keto budget. It also contains 7.1g protein and 28.6g fat, which may factor into overall meal planning. Within this category, it falls between Lite Coconut Milk and Feta for net carbs, ranking 10 of 29.

Per 100g · Source: USDA FoodData Central

VariantCaloriesProteinFatCarbsFiberNet Carbs
Cheddar409kcal23.3g34g2.4g0g2.4g
Mozzarella299kcal22.2g22.1g2.4g0g2.4g
Swiss393kcal27g31g1.4g1.4g
FAQ (6 questions)
Is cheese allowed on keto?
Cheese is generally classified as compliant under standard keto guidelines. Most natural cheeses contain minimal net carbohydrates — typically 0–1 gram per ounce — due to the conversion of lactose to lactic acid during fermentation.
Why is cheese keto-compliant when milk is not?
During cheese-making, bacteria convert the lactose in milk to lactic acid. This fermentation process substantially reduces the lactose content in aged and natural cheeses. Most natural cheeses contain less than 1 gram of carbohydrates per ounce, compared to approximately 12 grams per cup for whole milk.
Are all types of cheese classified as compliant on keto?
Most natural cheeses are classified as compliant under standard keto guidelines. Processed cheese products — including some cheese spreads, American cheese singles, and cheese sauces — may contain added starches, sugars, or other ingredients that increase net carbohydrate content. Classification of processed cheese products depends on the full ingredient list.
Is cottage cheese classified as compliant on keto?
Cottage cheese contains more residual lactose than aged hard cheeses and is classified as Limited under standard keto guidelines by some published references. Its net carbohydrate content is approximately 3–6 grams per half-cup, depending on fat percentage and brand. Classification of cottage cheese is covered separately.
Is cream cheese classified as compliant on keto?
Cream cheese is classified as compliant under standard keto guidelines. It contains approximately 1 gram of net carbohydrates per two-tablespoon serving. Cream cheese classification is covered in a separate article on this site.
Are cheese products marketed as keto automatically compliant?
Products marketed as keto-friendly cheese products are not automatically classified as compliant under standard keto guidelines. Classification depends on the complete ingredient list and net carbohydrate content of the specific product.

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Cottage Cheese

Allowed

Cottage Cheese is classified as Allowed on Keto, with 4.3g net carbs per 100g. The classification reflects that it is low enough in net carbs to fit inside a daily keto budget. Nutritionally, it also delivers 11g protein and 9.7g fat per serving. Within this category, it falls between Feta and Half and Half for net carbs, ranking 12 of 29.

Per 100g · Source: USDA FoodData Central

VariantCaloriesProteinFatCarbsFiberNet Carbs
Full-Fat (4%)103kcal11.6g4.2g4.6g0g4.6g
Low-Fat (1%)72kcal12.4g1g2.7g0g2.7g

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Cream Cheese

Allowed

At 5.6g net carbs per 100g, Cream Cheese falls into the Allowed category under Keto guidelines. It is low enough in net carbs to fit inside a daily keto budget. Beyond the primary classification, cream cheese also provides 9.1g protein and 22.7g fat per 100g. Within this category, it falls between Milk and Sour Cream for net carbs, ranking 16 of 29.

Per 100g · Source: USDA FoodData Central

VariantCaloriesProteinFatCarbsFiberNet Carbs
Regular350kcal6.2g34.4g5.5g0g5.5g
Low-Fat208kcal7.9g16.7g6.7g0g6.7g
FAQ (6 questions)
Is cream cheese allowed on keto?
Cream cheese is classified as compliant under standard keto guidelines. Full-fat plain cream cheese contains approximately 1 gram of net carbohydrates per two-tablespoon serving.
How many carbohydrates does cream cheese contain?
Two tablespoons (approximately 29 grams) of full-fat plain cream cheese typically contains approximately 1 gram of total carbohydrates with negligible fiber, resulting in approximately 1 gram of net carbohydrates per serving.
Is reduced-fat cream cheese classified the same as full-fat cream cheese on keto?
Reduced-fat cream cheese typically contains slightly more carbohydrates per serving than full-fat cream cheese, as fat is partially replaced with ingredients that may include additional milk solids or stabilizers. Both may carry compliant classifications under standard keto guidelines depending on their specific formulations, but full-fat plain cream cheese is the form most consistently referenced as compliant in published keto materials.
Are flavored cream cheese spreads keto-compliant?
Flavored cream cheese spreads — including fruit-flavored, honey-walnut, and sweetened varieties — typically contain added sugar and are classified as non-compliant under standard keto guidelines. The compliant classification applies to plain, unsweetened cream cheese.
Is cream cheese the same as Neufchâtel cheese for keto classification purposes?
Neufchâtel cheese is a lower-fat soft cheese with a similar texture to cream cheese. US-style Neufchâtel typically contains slightly more carbohydrates per serving than full-fat cream cheese. Both may be classified as compliant under standard keto guidelines depending on specific product formulations, but their carbohydrate content can be verified per product.
Is whipped cream cheese classified the same as block cream cheese on keto?
Whipped cream cheese has a lighter texture from incorporated air, which means the same weight contains fewer grams of the product than block cream cheese. Net carbohydrate content per tablespoon of whipped cream cheese may differ from block cream cheese. Classification of a specific whipped cream cheese product depends on its ingredient list and per-serving nutrition information.

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Feta

Allowed

At 3.9g net carbs per 100g, Feta falls into the Allowed category under Keto guidelines. It is low enough in net carbs to fit inside a daily keto budget. Beyond the primary classification, feta also provides 14.2g protein and 21.5g fat per 100g. Within this category, it falls between Cheese and Cottage Cheese for net carbs, ranking 11 of 29.

Per 100g · Source: USDA FoodData Central

265kcalCalories
14.2gProtein
21.5gFat
3.9gCarbs
0gFiber
3.9gNet Carbs

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Goat Cheese

Allowed

With 0g net carbs per 100g, Goat Cheese earns a Allowed classification on Keto. It is low enough in net carbs to fit inside a daily keto budget. Beyond the primary classification, goat cheese also provides 26.9g protein and 392mg sodium per 100g. Among the 29 items in this category, goat cheese sits at the low end for net carbs — next closest is Brie at 0.5g.

Per 100g · Source: USDA FoodData Central

142kcalCalories
26.9gProtein
3gFat
0gCarbs
0gFiber
0gNet Carbs

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Heavy Cream

Allowed

At 2.8g net carbs per 100g, Heavy Cream falls into the Allowed category under Keto guidelines. It is low enough in net carbs to fit inside a daily keto budget. Beyond the primary classification, heavy cream also provides 36.1g fat per 100g. Among the 29 items in this category, heavy cream sits at the low end for net carbs — next closest is Canned Coconut Milk at 2.8g.

Per 100g · Source: USDA FoodData Central

VariantCaloriesProteinFatCarbsFiberNet Carbs
Heavy Cream340kcal2.8g36.1g2.8g0g2.8g
Light Cream195kcal3g19.1g3.7g0g3.7g
FAQ (6 questions)
Is heavy cream allowed on keto?
Heavy cream is classified as compliant under standard keto guidelines. It has a very low carbohydrate content — approximately 0.4 grams of net carbohydrates per tablespoon — due to its high fat and low lactose composition.
How many carbohydrates does heavy cream contain?
One tablespoon of heavy whipping cream contains approximately 0.4 grams of carbohydrates with negligible fiber, resulting in approximately 0.4 grams of net carbohydrates. One cup contains approximately 6–7 grams of net carbohydrates — a moderate amount at larger serving sizes.
Is heavy cream the same as heavy whipping cream for keto classification purposes?
Heavy cream and heavy whipping cream are classified the same under standard keto guidelines. The terms are used interchangeably in the United States and refer to cream with approximately 36–40% fat content. Both are classified as compliant.
Is heavy cream classified differently from regular milk on keto?
Heavy cream and regular milk are classified differently under standard keto guidelines. Heavy cream is classified as compliant; regular milk is classified as Limited due to its higher lactose content and net carbohydrate level. Heavy cream has substantially less lactose per serving than whole milk.
Is adding heavy cream to coffee keto-compliant?
Coffee with heavy cream is generally compatible with standard keto dietary guidelines based on net carbohydrate content. Black coffee contains zero carbohydrates, and a tablespoon or two of heavy cream adds approximately 0.4–0.8 grams of net carbohydrates.
Is double cream or whipping cream classified the same as heavy cream on keto?
Double cream (common in the UK and Australia) has an even higher fat content than US heavy cream — approximately 48% fat — and correspondingly lower lactose per serving. Both double cream and heavy cream are classified as compliant under standard keto guidelines.

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Mozzarella

Allowed

Mozzarella is classified as Allowed on Keto, with 1.7g net carbs per 100g. This means it is low enough in net carbs to fit inside a daily keto budget. It also contains 31.7g protein and 743mg sodium, which may factor into overall meal planning. Among the 29 items in this category, mozzarella sits at the low end for net carbs — next closest is Cheddar at 2.1g.

Per 100g · Source: USDA FoodData Central

141kcalCalories
31.7gProtein
0gFat
3.5gCarbs
1.8gFiber
1.7gNet Carbs

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Parmesan

Allowed

Parmesan is classified as Allowed on Keto, with 40g net carbs per 100g. The classification reflects that it is low enough in net carbs to fit inside a daily keto budget. Nutritionally, it also delivers 40g protein and 1150mg sodium per serving. It ranks among the highest in this category for net carbs. The nearest lower option is Lactose-Free Milk at 37.7g.

Per 100g · Source: USDA FoodData Central

370kcalCalories
40gProtein
5gFat
40gCarbs
0gFiber
40gNet Carbs

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Ricotta

Allowed

With 7.3g net carbs per 100g, Ricotta earns a Allowed classification on Keto. It is low enough in net carbs to fit inside a daily keto budget. Beyond the primary classification, ricotta also provides 7.5g protein and 10.2g fat per 100g. Within this category, it falls between Sour Cream and Swiss Cheese for net carbs, ranking 18 of 29.

Per 100g · Source: USDA FoodData Central

150kcalCalories
7.5gProtein
10.2gFat
7.3gCarbs
0gFiber
7.3gNet Carbs

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Sour Cream

Allowed

With 7.1g net carbs per 100g, Sour Cream earns a Allowed classification on Keto. This means it is low enough in net carbs to fit inside a daily keto budget. It also contains 10.6g fat, which may factor into overall meal planning. Within this category, it falls between Cream Cheese and Ricotta for net carbs, ranking 17 of 29.

Per 100g · Source: USDA FoodData Central

VariantCaloriesProteinFatCarbsFiberNet Carbs
Regular198kcal2.4g19.4g4.6g0g4.6g
Light136kcal3.5g10.6g7.1g0g7.1g
FAQ (6 questions)
Is sour cream allowed on keto?
Sour cream is classified as Allowed under standard keto guidelines. Full-fat sour cream contains approximately 1–2g of carbohydrates per 2-tablespoon serving from natural milk lactose. Its high fat content and low carbohydrate profile are consistent with standard keto macronutrient targets.
How many carbs are in sour cream?
Full-fat sour cream contains approximately 1–2g of carbohydrates per 2-tablespoon (30g) serving from lactose. A half-cup serving contains approximately 4–5g of carbohydrates. Low-fat and fat-free sour cream contain more carbohydrates per serving (3–6g per 2 tablespoons) from added starch or milk solids.
Is low-fat or fat-free sour cream keto-compliant?
Low-fat and fat-free sour cream are not classified as keto-compliant under standard guidelines. They compensate for reduced fat content with added starch, guar gum, and additional milk solids, increasing carbohydrate content to 3–6g per 2-tablespoon serving — 2–3 times higher than full-fat sour cream. Published keto references specify full-fat sour cream as the compliant variety.
What is the fat content of sour cream?
Full-fat sour cream contains approximately 5–6g of fat per 2-tablespoon serving, primarily saturated fat from dairy. This fat content, combined with approximately 1–2g of carbohydrates and 0.5g of protein per serving, is consistent with standard keto macronutrient ratios. Published keto references use full-fat sour cream as a fat source in many recipes.
How is sour cream used in keto cooking?
Published keto references use sour cream extensively: as a topping for keto chili, tacos in lettuce cups, baked eggs, and low-carbohydrate vegetables; in keto dips and dressings; in keto cheesecake and fat bomb recipes; and as a base for keto ranch dressing. Its creamy texture and tangy flavor make it a versatile keto ingredient.
Is Greek yogurt a better alternative to sour cream on keto?
Full-fat plain Greek yogurt contains approximately 4–6g of carbohydrates per 2-tablespoon serving — 2–3 times more than full-fat sour cream (1–2g). While full-fat plain Greek yogurt is classified as Limited under standard keto guidelines, full-fat sour cream has a lower carbohydrate content and is generally considered the more reliably compliant of the two.

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Swiss Cheese

Allowed

With 8.7g net carbs per 100g, Swiss Cheese earns a Allowed classification on Keto. This means it is low enough in net carbs to fit inside a daily keto budget. It also contains 16.4g protein and 21.2g fat, which may factor into overall meal planning. Within this category, it falls between Ricotta and Plain Coconut Yogurt for net carbs, ranking 19 of 29.

Per 100g · Source: USDA FoodData Central

290kcalCalories
16.4gProtein
21.2gFat
8.7gCarbs
0gFiber
8.7gNet Carbs

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Whipped Cream

Allowed

With 12.5g net carbs per 100g, Whipped Cream earns a Allowed classification on Keto. This means it is low enough in net carbs to fit inside a daily keto budget. It also contains 22.2g fat, which may factor into overall meal planning. It ranks among the highest in this category for net carbs. The nearest lower option is Greek Yogurt at 11.3g.

Per 100g · Source: USDA FoodData Central

257kcalCalories
3.2gProtein
22.2gFat
12.5gCarbs
0gFiber
12.5gNet Carbs

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Yogurt

Allowed

At 13.6g net carbs per 100g, Yogurt falls into the Allowed category under Keto guidelines. This means it is low enough in net carbs to fit inside a daily keto budget. It ranks among the highest in this category for net carbs. The nearest lower option is Whipped Cream at 12.5g.

Per 100g · Source: USDA FoodData Central

VariantCaloriesProteinFatCarbsFiberNet Carbs
Plain Whole Milk Yogurt61kcal3.5g3.3g4.7g0g4.7g
Plain Low-Fat Yogurt63kcal5.3g1.6g7g0g7g
Plain Nonfat Yogurt56kcal5.7g0.2g7.7g0g7.7g

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Limited Dairy (7)

Coconut Milk

Limited

At 2.9g net carbs per 100g, Coconut Milk falls into the Limited category under Keto guidelines. This means it is a carb load that depends on portion size and what else is eaten in the same meal. Within this category, it falls between Canned Coconut Milk and Lite Coconut Milk for net carbs, ranking 8 of 29. Check the label carefully: the same product can be compliant or not depending on the specific brand or how it was prepared.

Per 100g · Source: USDA FoodData Central

VariantCaloriesProteinFatCarbsFiberNet Carbs
Canned (full-fat)357kcal1.2g16.3g53.2g0.2g53g
Carton (beverage)31kcal0.2g2.1g2.9g0g2.9g
FAQ (6 questions)
Is coconut milk allowed on keto?
Coconut milk is classified as Limited under standard keto guidelines. The classification reflects variation between product types: full-fat canned coconut milk contains approximately 2–3g of net carbohydrates per quarter-cup and is generally keto-compatible. Carton coconut milk beverages range from 1–10g of net carbohydrates per cup depending on whether they are sweetened.
What is the difference between canned and carton coconut milk for keto?
Canned coconut milk is thicker and higher in fat, with approximately 2–3g of net carbohydrates per quarter-cup. Carton coconut milk beverages are more diluted with water, have lower fat content, and vary widely in carbohydrate content — unsweetened carton coconut milk typically contains 1–4g per cup; sweetened varieties contain more.
Is unsweetened coconut milk keto-compliant?
Unsweetened coconut milk in both canned and carton forms is generally listed as keto-compatible in published references due to low net carbohydrate content per serving. Compliance of any specific product depends on its complete ingredient list and confirmed net carbohydrate content.
Is sweetened coconut milk keto-compliant?
Sweetened coconut milk products contain added sugar and have substantially higher carbohydrate content per serving. Sweetened coconut milk is not classified as keto-compliant based on the added sugar content.
Is coconut cream different from coconut milk on keto?
Coconut cream is thicker and more concentrated than full-fat coconut milk, with higher fat content and a similar carbohydrate profile per tablespoon. Both full-fat canned coconut milk and coconut cream are generally classified as keto-compatible in published references.
Can coconut milk be used in keto cooking?
Published keto references list full-fat canned coconut milk as a compliant cooking ingredient for keto curries, soups, and desserts. Unsweetened carton coconut milk is used as a dairy-free beverage and in keto smoothies. Both are classified as compliant in unsweetened form.

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Coconut Yogurt

Limited

With 0.8g net carbs per 100g, Coconut Yogurt earns a Limited classification on Keto. It is a carb load that depends on portion size and what else is eaten in the same meal. Beyond the primary classification, coconut yogurt also provides 99.1g fat per 100g. Among the 29 items in this category, coconut yogurt sits at the low end for net carbs — next closest is Mozzarella at 1.7g. Portion control is key here — a small amount may fit within the diet's parameters, while a full serving may not.

Per 100g · Source: USDA FoodData Central

895kcalCalories
0gProtein
99.1gFat
0.8gCarbs
0gFiber
0.8gNet Carbs
FAQ (6 questions)
Is coconut yogurt allowed on keto?
Coconut yogurt is classified as Limited under standard keto guidelines. Plain unsweetened coconut yogurt contains approximately 4–7g of net carbohydrates per serving depending on the product, which may fit within keto carbohydrate limits in controlled portions. Sweetened or flavored coconut yogurt products contain added sugar and have substantially higher net carbohydrate content.
How many carbs are in coconut yogurt?
Plain unsweetened coconut yogurt typically contains 4–7g of net carbohydrates per five-to-six ounce serving. Flavored coconut yogurt with added fruit or sugar typically contains 12–20g of net carbohydrates per serving.
Is plain coconut yogurt keto-compliant?
Plain unsweetened coconut yogurt may be keto-compatible in small portions depending on the product's net carbohydrate content. The Limited classification reflects the range of carbohydrate values across products in this category rather than consistent compliance. Label review and portion awareness are required.
How does coconut yogurt compare to regular dairy yogurt on keto?
Plain whole-milk dairy yogurt contains approximately 8–12g of carbohydrates per serving from lactose. Unsweetened coconut yogurt is often in a similar range (4–7g), though product-specific variation is significant for both. Both are classified as Limited under keto guidelines, with compliance depending on the specific product and portion size.
What makes sweetened coconut yogurt non-keto-compliant?
Sweetened and flavored coconut yogurt products include added cane sugar, fruit purees, or natural sweeteners that increase net carbohydrate content to 12–20g per serving. Published keto classification references identify added sugar as the primary factor that makes standard commercial yogurt products non-keto-compliant.
Are there keto-specific coconut yogurt products?
Some manufacturers produce coconut yogurt sweetened with erythritol or stevia marketed as keto-compatible. These products typically have 1–4g of net carbohydrates per serving. Compliance of any specific product depends on its ingredient list and net carbohydrate content.

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Greek Yogurt

Limited

At 11.3g net carbs per 100g, Greek Yogurt falls into the Limited category under Keto guidelines. The classification reflects that it is a carb load that depends on portion size and what else is eaten in the same meal. Nutritionally, it also delivers 8.2g protein per serving. It ranks among the highest in this category for net carbs. The nearest lower option is Flavored Coconut Yogurt at 10.5g. The "Limited" label means the classification depends on specific conditions — portion size, brand formulation, or preparation method can shift it from compliant to non-compliant.

Per 100g · Source: USDA FoodData Central

VariantCaloriesProteinFatCarbsFiberNet Carbs
Plain (whole milk)97kcal9g5g4g0g4g
Plain (nonfat)61kcal10.3g0.4g3.6g3.6g
FAQ (6 questions)
Is Greek yogurt allowed on keto?
Greek yogurt is classified as Limited under standard keto guidelines. Plain, full-fat Greek yogurt contains approximately 5–9 grams of net carbohydrates per 5.3-ounce (150g) serving — a quantity that fits within keto total carbohydrate limits at small servings but requires accounting in net carb tracking.
How does Greek yogurt differ from regular yogurt in keto classification?
Greek yogurt is strained to remove more whey than regular yogurt, which concentrates protein and fat while reducing some of the liquid lactose. Plain full-fat Greek yogurt typically contains fewer carbohydrates per serving than regular yogurt. Both are classified as Limited under standard keto guidelines, though Greek yogurt's higher protein and lower carbohydrate content per gram is noted in published references.
Is full-fat Greek yogurt classified differently from low-fat or non-fat Greek yogurt?
Full-fat plain Greek yogurt has a slightly lower net carbohydrate content than low-fat or non-fat varieties because fat displaces some lactose. Published keto classification references generally classify full-fat plain Greek yogurt as Limited, while low-fat and non-fat versions may have slightly higher net carb content per serving.
Are flavored Greek yogurts classified as non-compliant on keto?
Flavored Greek yogurts — including fruit-flavored and honey-flavored varieties — typically contain added sugar and are classified as non-compliant under standard keto guidelines. The Limited classification applies to plain, unsweetened Greek yogurt.
Is Icelandic skyr classified the same as Greek yogurt on keto?
Icelandic skyr (skyr) has a similar strained production process to Greek yogurt and comparable macronutrient profiles for plain, full-fat varieties. Published keto references classify plain full-fat skyr as Limited, the same category as plain full-fat Greek yogurt.
What are keto-classified alternatives to Greek yogurt for a dairy serving?
Published keto classification references list heavy cream, cream cheese, and most natural hard cheeses as compliant dairy options with lower net carbohydrate content than Greek yogurt. Classification articles for each of these alternatives are available on this site.

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Half and Half

Limited

At 4.3g net carbs per 100g, Half and Half falls into the Limited category under Keto guidelines. The classification reflects that it is a carb load that depends on portion size and what else is eaten in the same meal. Nutritionally, it also delivers 11.5g fat per serving. Within this category, it falls between Cottage Cheese and Buttermilk for net carbs, ranking 13 of 29. The "Limited" label means the classification depends on specific conditions — portion size, brand formulation, or preparation method can shift it from compliant to non-compliant.

Per 100g · Source: USDA FoodData Central

131kcalCalories
3.1gProtein
11.5gFat
4.3gCarbs
0gFiber
4.3gNet Carbs
FAQ (6 questions)
Is half and half allowed on keto?
Half and half is classified as Limited under standard keto guidelines. Half and half contains approximately 1g of carbohydrates per tablespoon (15ml) from lactose. At typical coffee creamer serving sizes of 1–2 tablespoons, the carbohydrate contribution is minimal and generally classified as compliant. At larger quantities, carbohydrates accumulate.
How many carbs are in half and half?
Half and half contains approximately 1g of carbohydrates per tablespoon (15ml) from lactose (milk sugar). A quarter-cup (4 tablespoons) contains approximately 4g of carbohydrates. One cup of half and half contains approximately 10g of carbohydrates.
Is half and half better than milk for keto?
Yes. Half and half contains approximately 10g of carbohydrates per cup compared to whole milk's approximately 12g per cup. More importantly, typical half and half serving sizes are 1–2 tablespoons (as a coffee creamer), contributing only 1–2g of carbohydrates. Full glass servings of milk (12g per cup) are not classified as compliant. Published keto references commonly list half and half as a compliant coffee addition in small amounts.
Can I use half and half in coffee on keto?
Published keto references commonly list 1–2 tablespoons of half and half in coffee as a compliant addition. At this serving size, half and half contributes approximately 1–2g of carbohydrates. Heavy cream (approximately 0.4g carbs per tablespoon) is referenced as having an even lower carbohydrate contribution per serving.
Is half and half the same as heavy cream for keto?
Half and half and heavy cream are different dairy products. Half and half is a mixture of equal parts whole milk and heavy cream, containing approximately 10–12% milkfat and about 1g carbs per tablespoon. Heavy cream contains approximately 36–40% milkfat and approximately 0.4g carbs per tablespoon. Both are classified as Limited under standard keto guidelines.
How much half and half can I use on keto?
Published keto references classify 1–4 tablespoons of half and half (1–4g carbohydrates) as fitting within typical carbohydrate budgets. Larger quantities — such as using half and half as a cereal milk substitute — would contribute sufficient carbohydrates to reduce compliance margin significantly.

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Kefir

Limited

Kefir is classified as Limited on Keto, with 10.2g net carbs per 100g. This means it is a carb load that depends on portion size and what else is eaten in the same meal. Within this category, it falls between Plain Coconut Yogurt and Flavored Coconut Yogurt for net carbs, ranking 21 of 29. The "Limited" label means the classification depends on specific conditions — portion size, brand formulation, or preparation method can shift it from compliant to non-compliant.

Per 100g · Source: USDA FoodData Central

62kcalCalories
3.4gProtein
0.9gFat
10.2gCarbs
0gFiber
10.2gNet Carbs
FAQ (6 questions)
Is kefir allowed on keto?
Kefir is classified as Limited under standard keto guidelines. Plain unsweetened whole-milk kefir contains approximately 8–12g of carbohydrates per cup from lactose. While fermentation reduces some of the lactose, the remaining carbohydrate content makes kefir a limited item on keto — acceptable in small measured amounts, but not in large quantities.
How many carbs are in kefir?
Plain whole-milk kefir contains approximately 8–12g of carbohydrates per cup (240ml), primarily from residual lactose after fermentation. The fermentation process converts some lactose to lactic acid, slightly reducing carbohydrate content compared to unfermented milk. Low-fat kefir may have similar or slightly higher carbohydrate content per cup.
Does kefir have fewer carbs than milk because it's fermented?
The fermentation process in kefir converts some lactose to lactic acid, which can reduce carbohydrate content slightly compared to whole milk (approximately 12g per cup). Published keto references acknowledge this reduction but note that the remaining 8–12g per cup is still sufficient to classify kefir as Limited rather than freely compliant on keto.
Is flavored kefir keto-compliant?
Flavored kefir — strawberry, blueberry, vanilla, and other sweetened varieties — contains added sugar in addition to residual lactose, typically resulting in 20–30g of carbohydrates per cup. Flavored kefir is not classified as compliant under standard keto guidelines.
What is the keto difference between kefir and Greek yogurt?
Plain full-fat Greek yogurt contains approximately 4–7g of carbohydrates per 3/4 cup serving due to the straining process that concentrates protein and removes whey. Plain whole-milk kefir contains approximately 8–12g per cup. Plain Greek yogurt has a lower carbohydrate density per serving and is generally considered more keto-friendly in published references.
How much kefir can I drink on keto?
Published keto references classify small servings of plain kefir — approximately 1/4 to 1/2 cup (60–120ml, 2–6g carbohydrates) — as fitting within typical keto carbohydrate budgets. A full cup serving (8–12g carbohydrates) represents a significant portion of the daily limit. Tracking kefir carbohydrates within the carbohydrate budget is standard practice.

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Lite Coconut Milk

Limited

With 2.9g net carbs per 100g, Lite Coconut Milk earns a Limited classification on Keto. This means it is a carb load that depends on portion size and what else is eaten in the same meal. Within this category, it falls between Coconut Milk and Cheese for net carbs, ranking 9 of 29. Portion control is key here — a small amount may fit within the diet's parameters, while a full serving may not.

Per 100g · Source: USDA FoodData Central

31kcalCalories
0.2gProtein
2.1gFat
2.9gCarbs
0gFiber
2.9gNet Carbs
FAQ (6 questions)
Is lite coconut milk allowed on keto?
Lite coconut milk is classified as Limited under standard keto guidelines. Lite (light) canned coconut milk contains approximately 2–4g of carbohydrates per quarter-cup serving, with lower fat content than full-fat coconut milk. At typical cooking and baking quantities, lite coconut milk is generally compliant within carbohydrate budgets.
How many carbs are in lite coconut milk?
Lite canned coconut milk contains approximately 2–4g of carbohydrates per quarter-cup (60ml) serving. A half-cup serving contains approximately 4–8g of carbohydrates. The carbohydrates come from the natural coconut solids present in the diluted lite product.
Is lite coconut milk lower in carbs than full-fat coconut milk?
Lite coconut milk is produced by diluting full-fat coconut milk with water, which also dilutes the carbohydrate content per serving. Full-fat canned coconut milk contains approximately 2–3g of carbohydrates per quarter-cup. Lite coconut milk has a similar carbohydrate range per quarter-cup, but the reduced fat content makes it less optimal from a keto fat-targeting standpoint.
Is lite coconut milk or full-fat coconut milk better for keto?
Published keto references generally prefer full-fat canned coconut milk for keto cooking because it provides higher fat content consistent with keto macronutrient targets. Lite coconut milk is lower in fat, making it less aligned with keto's high-fat requirements. Both have similar carbohydrate content per serving; full-fat is typically the referenced keto recommendation.
Is lite coconut milk the same as coconut milk beverage?
No. Lite coconut milk refers to diluted canned coconut milk sold in cans for cooking. Coconut milk beverage (sold in cartons as a milk alternative) is a separate product, further diluted with water and stabilizers, typically containing approximately 1–2g of carbohydrates per cup. Both are classified as compliant on keto in their unsweetened forms.
Can lite coconut milk be used in keto recipes?
Published keto recipe resources use lite coconut milk in curries, soups, and desserts where a lighter coconut flavor or lower calorie content is desired. The carbohydrate contribution from quarter-cup to half-cup serving sizes is approximately 2–8g, which fits within typical keto carbohydrate budgets.

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Plain Coconut Yogurt

Limited

With 9.3g net carbs per 100g, Plain Coconut Yogurt earns a Limited classification on Keto. This means it is a carb load that depends on portion size and what else is eaten in the same meal. Within this category, it falls between Swiss Cheese and Kefir for net carbs, ranking 20 of 29. The "Limited" label means the classification depends on specific conditions — portion size, brand formulation, or preparation method can shift it from compliant to non-compliant.

Per 100g · Source: USDA FoodData Central

66kcalCalories
2.6gProtein
1.8gFat
9.7gCarbs
0.4gFiber
9.3gNet Carbs
FAQ (6 questions)
Is plain coconut yogurt allowed on keto?
Plain coconut yogurt is classified as Limited under standard keto guidelines. Plain unsweetened coconut yogurt contains approximately 6–8g of carbohydrates per 5.3oz serving from natural coconut solids. At controlled serving sizes, plain coconut yogurt can fit within keto carbohydrate budgets.
How many carbs are in plain coconut yogurt?
Plain unsweetened coconut yogurt contains approximately 6–10g of total carbohydrates per 5.3oz (150g) serving, with approximately 0g of added sugar when truly unsweetened. Carbohydrates come from coconut solids (coconut milk and cream) and any added tapioca starch or other thickeners used in the product.
Is plain coconut yogurt the same as flavored coconut yogurt on keto?
Plain unsweetened coconut yogurt contains 6–10g carbohydrates per serving and is classified as Limited — potentially compliant in measured amounts. Flavored sweetened coconut yogurt contains 18–28g carbohydrates per serving from added sugar and fruit and is classified as Not Allowed. Plain and flavored varieties have very different keto classifications.
What is plain coconut yogurt made from?
Plain coconut yogurt is made from fermented coconut milk or coconut cream, often with added tapioca starch or pectin as a thickener. The fermentation process creates a tangy, yogurt-like texture without requiring dairy. The primary carbohydrate sources are the coconut solids and any thickener used.
Is plain coconut yogurt a good keto dairy-free option?
Published keto dairy-free references include plain unsweetened coconut yogurt as a limited-compliant option. Its 6–10g carbohydrates per serving is higher than plain dairy Greek yogurt (4–7g per serving) but its dairy-free status makes it the primary referenced option for those following dairy-free keto.
How much plain coconut yogurt can I eat on keto?
Published keto references classify serving sizes of approximately 3/4 cup or less of plain unsweetened coconut yogurt as potentially compliant within carbohydrate budgets. At this serving size, carbohydrate contribution is approximately 5–8g. Full cup or larger servings (8–12g carbohydrates) require careful tracking within carbohydrate limits.

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Not Allowed Dairy (5)

Flavored Coconut Yogurt

Not Allowed

At 10.5g net carbs per 100g, Flavored Coconut Yogurt falls into the Not Allowed category under Keto guidelines. It is high enough in net carbs that even a small portion can use up most of a daily keto allowance. Beyond the primary classification, flavored coconut yogurt also provides 8.1g protein per 100g. It ranks among the highest in this category for net carbs. The nearest lower option is Kefir at 10.2g.

Per 100g · Source: USDA FoodData Central

92kcalCalories
8.1gProtein
1.7gFat
11gCarbs
0.5gFiber
10.5gNet Carbs
FAQ (6 questions)
Is flavored coconut yogurt allowed on keto?
Flavored coconut yogurt is classified as Not Allowed under standard keto guidelines. Sweetened fruit-flavored coconut yogurt contains 18–28g of carbohydrates per serving from added sugar and fruit. This amount is incompatible with standard keto total carbohydrate targets of 20–50g net carbohydrates.
How many carbs are in flavored coconut yogurt?
Flavored coconut yogurt products typically contain 18–28g of total carbohydrates per 5.3oz (150g) serving. The carbohydrates come from added cane sugar, fruit puree or compote, and the natural coconut solids. Strawberry, blueberry, mango, and vanilla-flavored varieties generally fall in this carbohydrate range.
Is plain unsweetened coconut yogurt keto-compliant?
Plain unsweetened coconut yogurt contains approximately 6–8g of carbohydrates per serving and is classified as Limited under standard keto guidelines. While not as low-carb as dairy-based plain yogurt options, plain unsweetened coconut yogurt may fit within carbohydrate budgets depending on the serving size and individual targets.
What makes flavored coconut yogurt high in carbs?
Flavored coconut yogurt is sweetened with cane sugar, agave, or other caloric sweeteners, and typically includes fruit puree or compote. The combination of added sugar and fruit sugars results in a substantially higher carbohydrate content than plain unsweetened varieties.
Are there low-carb coconut yogurt options?
Some brands offer unsweetened coconut yogurt with no added sugar. Published keto references classify plain unsweetened coconut yogurt as limited — acceptable in smaller serving sizes within carbohydrate budgets. Consumers can verify that no added sugar is present on the ingredient label.
Is coconut yogurt dairy-free?
Yes. Coconut yogurt is made from fermented coconut milk and is dairy-free, suitable for those following dairy-free keto. The keto classification of flavored coconut yogurt as not compliant is based on carbohydrate content from added sugar and fruit, not on dairy status.

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Ice Cream

Not Allowed

Ice Cream is classified as Not Allowed on Keto, with 37.1g net carbs per 100g. This means it is high enough in net carbs that even a small portion can use up most of a daily keto allowance. It also contains 8.6g fat, which may factor into overall meal planning. It ranks among the highest in this category for net carbs. The nearest lower option is Mac and Cheese at 18.5g.

Per 100g · Source: USDA FoodData Central

237kcalCalories
4.3gProtein
8.6gFat
37.1gCarbs
0gFiber
37.1gNet Carbs

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Lactose-Free Milk

Not Allowed

Lactose-Free Milk is classified as Not Allowed on Keto, with 37.7g net carbs per 100g. This means it is high enough in net carbs that even a small portion can use up most of a daily keto allowance. It ranks among the highest in this category for net carbs. The nearest lower option is Ice Cream at 37.1g.

Per 100g · Source: USDA FoodData Central

167kcalCalories
4.3gProtein
1gFat
37.7gCarbs
0gFiber
37.7gNet Carbs
FAQ (6 questions)
Is lactose-free milk allowed on keto?
Lactose-free milk is classified as Not Allowed under standard keto guidelines. Lactose-free milk contains the same amount of carbohydrates as regular milk — approximately 12g per cup — because the lactase enzyme treatment converts lactose into glucose and galactose, but does not remove the carbohydrates. The total carbohydrate content remains equivalent to regular milk.
How many carbs are in lactose-free milk?
Lactose-free whole milk contains approximately 12g of carbohydrates per cup (240ml) — the same as regular whole milk. The lactase enzyme breaks lactose into glucose and galactose, but the total carbohydrate content is preserved. Lactose-free skim milk contains approximately 12–13g per cup.
Why is lactose-free milk still high in carbs?
The lactase enzyme treatment that makes milk lactose-free does not remove carbohydrates from the milk — it converts the lactose disaccharide into its component monosaccharides (glucose and galactose). The total carbohydrate mass is unchanged. Published keto references classify lactose-free milk as not compliant for the same reason as regular milk: its 12g of carbohydrates per cup exceeds keto serving limits.
Is lactose-free milk sweeter than regular milk?
Yes. Lactose-free milk tastes sweeter than regular milk because glucose and galactose (the products of lactose digestion) are perceived as sweeter than lactose itself. Despite the sweeter taste, the carbohydrate content is equivalent. Published keto references classify lactose-free milk and regular milk identically from a carbohydrate standpoint.
What dairy milk alternatives are keto-compliant?
Published keto references classify unsweetened almond milk (1–2g carbs per cup), unsweetened coconut milk beverage (1–2g carbs per cup), and unsweetened macadamia milk (1g carbs per cup) as compliant dairy-free milk alternatives. Heavy cream diluted with water is also referenced as a low-carbohydrate cooking milk substitute.
Is lactose-free half and half keto-compliant?
Lactose-free half and half contains approximately 10–12g of carbohydrates per cup — the same as regular half and half. At the small 1–2 tablespoon serving sizes used as coffee creamer, both regular and lactose-free half and half contribute approximately 1–1.5g of carbohydrates and are classified as Limited. The lactose-free version is not more keto-compatible in terms of carbohydrate content.

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Mac and Cheese

Not Allowed

At 18.5g net carbs per 100g, Mac and Cheese falls into the Not Allowed category under Keto guidelines. The classification reflects that it is high enough in net carbs that even a small portion can use up most of a daily keto allowance. Nutritionally, it also delivers 11.8g protein and 15g fat per serving. It ranks among the highest in this category for net carbs. The nearest lower option is Yogurt at 13.6g.

Per 100g · Source: USDA FoodData Central

257kcalCalories
11.8gProtein
15gFat
20.1gCarbs
1.6gFiber
18.5gNet Carbs

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Milk

Not Allowed

At 4.8g net carbs per 100g, Milk falls into the Not Allowed category under Keto guidelines. This means it is high enough in net carbs that even a small portion can use up most of a daily keto allowance. Within this category, it falls between Buttermilk and Cream Cheese for net carbs, ranking 15 of 29.

Per 100g · Source: USDA FoodData Central

VariantCaloriesProteinFatCarbsFiberNet Carbs
Whole Milk60kcal3.3g3.2g4.6g4.6g
2% Milk50kcal3.3g2g4.8g0g4.8g
Skim Milk35kcal3.4g0.2g4.9g0g4.9g
FAQ (3 questions)
Can I drink milk on keto?
A small amount may fit depending on the rest of your day, but regular milk is usually too high in carbs to work well as a routine keto drink. A single cup contains around 12 grams of net carbs, which is a large portion of a typical daily keto limit.
Is whole milk keto-friendly?
Not really. Whole milk has more fat than skim milk, but it still contains enough lactose to make it high in carbs for keto purposes. The fat percentage changes the calorie profile, not the carb count.
What is a good substitute for milk on keto?
Common options include unsweetened almond milk, some unsweetened coconut milks, or small amounts of heavy cream diluted for recipes or coffee. All of these provide fewer carbs per serving than regular cow's milk.

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