Is miso keto?
miso is keto only in small portions: it has ~3 g of net carbs per 1 tablespoon, against the keto diet's 5 g-per-serving limit.
Net carbs = total − fiber
3 g
per 1 tablespoon
These are the carbs that count on keto: total carbs minus fiber.
In a typical 1 tablespoon serving, miso contains only 3.4 g of net carbs, making it keto-friendly when used as a condiment.
Nutrition facts for miso
How many carbs are in miso?
miso has ~4 g of carbs and ~3 g of net carbs per 1 tablespoon (total carbs minus 0 g of fiber).
Why miso is keto only in small portions?
On keto the goal is to stay under ~5 g of net carbs per serving; miso has 3 g per 1 tablespoon (4 g total − 0 g of fiber).
How much miso can I eat on keto?
To stay under 5 g of net carbs, the limit is ~25 g of miso.
Related
Reviewed by the Ketorai team · Last updated: August 29, 2026 · How we assign the verdict
For information only. This does not replace advice from a health professional.
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