Banana smoothie is not keto: it has ~36 g of net carbs per 1 glass (250 ml), against the keto diet's 5 g-per-serving limit.
Net carbs
36 g
per 1 glass (250 ml)
These are the carbs that count on keto: total carbs minus fiber.
It has about 36 g of net carbs per glass, far too many for ketosis, plus a high glycemic index from the banana and milk.
Nutrition facts for banana smoothie
Why banana smoothie is not keto?
On keto the goal is to stay under ~5 g of net carbs per serving; banana smoothie has 36 g per 1 glass (250 ml) (38 g total − 2 g of fiber).
How much banana smoothie can I eat on keto?
To stay under 5 g of net carbs, the limit is ~35 g of banana smoothie. A better keto alternative is leche de almendras.
Best keto alternative
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Reviewed by the Ketorai team · Last updated: July 1, 2026 · How we assign the verdict
For information only. This does not replace advice from a health professional.
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