Is Oat bran keto?
Oat bran is not keto: it has ~25 g of net carbs per 1/2 cup, against the keto diet's 5 g-per-serving limit.
Net carbs = total − fiber
25 g
per 1/2 cup
These are the carbs that count on keto: total carbs minus fiber.
Oat bran is not keto-friendly as a 1/2 cup serving contains 25.4g of net carbs.
Nutrition facts for oat bran
3.2 g
Fat
8.7 g
Protein
7.4 g
Fiber
How many carbs are in oat bran?
Oat bran has ~32 g of carbs and ~25 g of net carbs per 1/2 cup (total carbs minus 7 g of fiber).
Why oat bran is not keto?
On keto the goal is to stay under ~5 g of net carbs per serving; oat bran has 25 g per 1/2 cup (32 g total − 7 g of fiber).
How much oat bran can I eat on keto?
To stay under 5 g of net carbs, the limit is ~9 g of oat bran.
Related
Source: nutritional estimate (USDA-style reference) · Confidence: high
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.
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.
Something off? Let us know.
Search another food