Is allulose keto?

Allulose

Keto-friendly Yes — allulose is keto-friendly.

A rare sugar that browns, caramelizes and stays soft like real sugar, with no blood-sugar impact. About 70% as sweet as sugar.

Nutrition per serving

1 tsp · 4 g
Net carbs
0g
Calories
2kcal
Protein
0g
Fat
0g
Total carbs
4 g
Fiber
0 g
One serving vs. a 20 g daily net-carb limit 0%

Allulose has virtually no net carbs, so portion size is about calories and fullness, not carbs.

Nutrition facts for allulose
NutrientPer servingPer 100 g
Calories2 kcal40 kcal
Total carbohydrate4 g100 g
Dietary fiber0 g0 g
Non-impact carbs (sugar alcohols) 4 g 100 g
Net carbs0 g0 g
Protein0 g0 g
Fat0 g0 g

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How to eat allulose on keto

  • Best choice for ice cream, caramel and soft cookies.
  • Baked goods brown faster — lower the oven 25°F/15°C.

Keto recipes with allulose

Frequently asked questions

Is allulose keto?

Yes — allulose is keto-friendly. A rare sugar that browns, caramelizes and stays soft like real sugar, with no blood-sugar impact. About 70% as sweet as sugar.

How many net carbs are in allulose?

1 tsp (4 g) of allulose has about 0 g net carbs (4 g total carbs minus 0 g fiber and non-impact sweeteners). Per 100 g, that's 0 g net carbs.

How much allulose can I eat on keto?

Allulose has virtually no net carbs, so portion size is about calories and fullness, not carbs. On a typical 20 g daily limit, one serving uses about 0% of your carbs.

What is a good keto substitute for allulose?

See our full guide: keto sugar substitutes.

More sweeteners

Full sweeteners list

Source: Allulose ≈0.4 kcal/g with negligible glycemic effect; the FDA lets labels exclude it from total and added sugars. Net carbs = total carbohydrate − fiber − erythritol/allulose (non-impact sweeteners). Rating: Keto-friendly — Low in net carbs per typical serving (about 5 g or less). Fits easily into a 20–30 g daily limit. How we rate foods. Last reviewed October 18, 2026.

Typical price: about $11.99/lb — Our estimate of a typical supermarket price: $8.99 for 12 oz bag. How we estimate prices

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