Is Banana keto?
Banana is not keto: it has ~23 g of net carbs per 1 medium, against the keto diet's 5 g-per-serving limit.
Net carbs = total − fiber
23 g
per 1 medium
These are the carbs that count on keto: total carbs minus fiber.
A medium banana contains 23.9g of net carbs, which is too high for a ketogenic diet.
Nutrition facts for banana
How many carbs are in banana?
Banana has ~27 g of carbs and ~23 g of net carbs per 1 medium (total carbs minus 3 g of fiber).
Why banana is not keto?
On keto the goal is to stay under ~5 g of net carbs per serving; banana has 23 g per 1 medium (27 g total − 3 g of fiber).
How much banana can I eat on keto?
To stay under 5 g of net carbs, the limit is ~25 g of banana.
Related
No
In moderation
In moderation
No
Yes
No
See all: Keto fruits
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.
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