Is lemon juice keto?
lemon juice is keto: it has ~2 g of net carbs per 1 fluid ounce, within the keto diet's 5 g-per-serving limit.
Net carbs = total − fiber
2 g
per 1 fluid ounce
These are the carbs that count on keto: total carbs minus fiber.
With only 2.0 g of net carbs in a typical 1 fluid ounce serving, it is highly keto-friendly when used as a condiment or flavor enhancer.
Nutrition facts for lemon juice
How many carbs are in lemon juice?
lemon juice has ~2 g of carbs and ~2 g of net carbs per 1 fluid ounce (total carbs minus 0 g of fiber).
Why lemon juice is keto?
On keto the goal is to stay under ~5 g of net carbs per serving; lemon juice has 2 g per 1 fluid ounce (2 g total − 0 g of fiber).
How much lemon juice can I eat on keto?
To stay under 5 g of net carbs, the limit is ~76 g of lemon juice.
Related
No
In moderation
In moderation
No
Yes
No
Keto recipes with lemon juice
See all: Keto fruits
Reviewed by the Ketorai team · Last updated: August 19, 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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