Is Tomato sauce keto?
Tomato sauce is keto only in small portions: it has ~7 g of net carbs per 1/2 cup, against the keto diet's 5 g-per-serving limit.
Net carbs = total − fiber
7 g
per 1/2 cup
These are the carbs that count on keto: total carbs minus fiber.
A 1/2 cup serving of tomato sauce contains 7 grams of net carbs, which is a moderate amount for a keto diet. Be aware that some commercial brands may contain added sugar.
Nutrition facts for tomato sauce
How many carbs are in tomato sauce?
Tomato sauce has ~9 g of carbs and ~7 g of net carbs per 1/2 cup (total carbs minus 2 g of fiber).
Why tomato sauce is keto only in small portions?
On keto the goal is to stay under ~5 g of net carbs per serving; tomato sauce has 7 g per 1/2 cup (9 g total − 2 g of fiber).
How much tomato sauce can I eat on keto?
To stay under 5 g of net carbs, the limit is ~86 g of tomato sauce.
Related
No
Yes
In moderation
In moderation
Yes
In moderation
Keto recipes with tomato sauce
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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