Is Diet Coke keto?
Diet Coke is keto: it has ~0 g of net carbs per 1 can (12 fl oz), within the keto diet's 5 g-per-serving limit.
Net carbs = total − fiber
0 g
per 1 can (12 fl oz)
These are the carbs that count on keto: total carbs minus fiber.
With 0 g net carbs per can, Diet Coke fits a keto diet, though artificial sweeteners may trigger cravings in some people.
Nutrition facts for diet coke
How many carbs are in diet coke?
Diet Coke has ~0 g of carbs and ~0 g of net carbs per 1 can (12 fl oz) (total carbs minus 0 g of fiber).
Why diet coke is keto?
On keto the goal is to stay under ~5 g of net carbs per serving; diet coke has 0 g per 1 can (12 fl oz) (0 g total − 0 g of fiber).
Related
Yes
No
No
Yes
In moderation
Yes
See all: Keto drinks
Reviewed by the Ketorai team · Last updated: July 4, 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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