Is puff pastry keto?
puff pastry is not keto: it has ~20 g of net carbs per 1 pastry shell, against the keto diet's 5 g-per-serving limit.
Net carbs = total − fiber
20 g
per 1 pastry shell
These are the carbs that count on keto: total carbs minus fiber.
With over 20 grams of net carbs per single pastry shell, puff pastry is made with refined wheat flour and is highly ketogenic-unfriendly.
Nutrition facts for puff pastry
How many carbs are in puff pastry?
puff pastry has ~21 g of carbs and ~20 g of net carbs per 1 pastry shell (total carbs minus 0 g of fiber).
Why puff pastry is not keto?
On keto the goal is to stay under ~5 g of net carbs per serving; puff pastry has 20 g per 1 pastry shell (21 g total − 0 g of fiber).
How much puff pastry can I eat on keto?
To stay under 5 g of net carbs, the limit is ~11 g of puff pastry. A better keto alternative is keto bread.
Best keto alternative
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.
Something off? Let us know.
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