Is Oatmeal keto?
Oatmeal is not keto: it has ~24 g of net carbs per 1 cup cooked, against the keto diet's 5 g-per-serving limit.
Net carbs = total − fiber
24 g
per 1 cup cooked
These are the carbs that count on keto: total carbs minus fiber.
Oatmeal is not keto-friendly as one cup cooked contains 24 grams of net carbs.
Nutrition facts for oatmeal
How many carbs are in oatmeal?
Oatmeal has ~28 g of carbs and ~24 g of net carbs per 1 cup cooked (total carbs minus 4 g of fiber).
Why oatmeal is not keto?
On keto the goal is to stay under ~5 g of net carbs per serving; oatmeal has 24 g per 1 cup cooked (28 g total − 4 g of fiber).
How much oatmeal can I eat on keto?
To stay under 5 g of net carbs, the limit is ~49 g of oatmeal.
Related
Reviewed by the Ketorai team · Last updated: July 5, 2026 · How we assign the verdict
For information only. This does not replace advice from a health professional.
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