Skim milk is not keto: it has ~12 g of net carbs per 1 glass (240 ml), against the keto diet's 5 g-per-serving limit.
Net carbs
12 g
per 1 glass (240 ml)
These are the carbs that count on keto: total carbs minus fiber.
One glass provides about 12.3 g of net carbs due to its lactose content, too much to maintain ketosis.
Nutrition facts for skim milk
0.2 g
Fat
8.3 g
Protein
0 g
Fiber
Why skim milk is not keto?
On keto the goal is to stay under ~5 g of net carbs per serving; skim milk has 12 g per 1 glass (240 ml) (12 g total − 0 g of fiber).
How much skim milk can I eat on keto?
To stay under 5 g of net carbs, the limit is ~100 g of skim milk. A better keto alternative is leche de almendras.
Best keto alternative
Related
✓Yes
Cream cheese
1 g net
/ 2 tablespoons
✓Yes
Sour cream
1 g net
/ 2 tablespoons
~In moderation
Greek yogurt
6 g net
/ 1 container (170 g)
~In moderation
Milk
12 g net
/ 1 glass (250 ml)
✓Yes
Butter
0 g net
/ 1 tablespoon
✓Yes
Cottage cheese
4 g net
/ 1/2 cup
See all: Quesos keto
Source: nutritional estimate (USDA-style reference) · Confidence: high
Reviewed by the Ketorai team · Last updated: July 1, 2026 · How we assign the verdict
For information only. This does not replace advice from a health professional.
Reviewed by the Ketorai team · Last updated: July 1, 2026 · How we assign the verdict
For information only. This does not replace advice from a health professional.
Something off? Let us know.
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