Is corn flour keto?
corn flour is not keto: it has ~20 g of net carbs per 1/4 cup, against the keto diet's 5 g-per-serving limit.
Net carbs = total − fiber
20 g
per 1/4 cup
These are the carbs that count on keto: total carbs minus fiber.
With nearly 21 grams of net carbs per small 30-gram serving, corn flour is extremely high in carbohydrates and will easily kick you out of ketosis.
Nutrition facts for corn flour
How many carbs are in corn flour?
corn flour has ~23 g of carbs and ~20 g of net carbs per 1/4 cup (total carbs minus 2 g of fiber).
Why corn flour is not keto?
On keto the goal is to stay under ~5 g of net carbs per serving; corn flour has 20 g per 1/4 cup (23 g total − 2 g of fiber).
How much corn flour can I eat on keto?
To stay under 5 g of net carbs, the limit is ~7 g of corn flour.
Related
Reviewed by the Ketorai team · Last updated: September 13, 2026 · How we assign the verdict
For information only. This does not replace advice from a health professional.
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