Is maltitol keto?

Maltitol

Not keto No — maltitol is not keto-friendly.

Common in "sugar-free" candy, chocolate and bars. It raises blood sugar much more than other sugar alcohols — we count about 9 g net carbs per tablespoon — and can cause stomach upset.

Nutrition per serving

1 tbsp · 12 g
Net carbs
9g
Calories
25kcal
Protein
0g
Fat
0g
Total carbs
12 g
Fiber
0 g
One serving vs. a 20 g daily net-carb limit 45%

About 6.7 g of maltitol adds up to 5 g net carbs — about 56% of a typical serving.

Nutrition facts for maltitol
NutrientPer servingPer 100 g
Calories25 kcal210 kcal
Total carbohydrate12 g100 g
Dietary fiber0 g0 g
Non-impact carbs (sugar alcohols) 3 g 25 g
Net carbs9 g75 g
Protein0 g0 g
Fat0 g0 g

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Frequently asked questions

Is maltitol keto?

No — maltitol is not keto-friendly. Common in "sugar-free" candy, chocolate and bars. It raises blood sugar much more than other sugar alcohols — we count about 9 g net carbs per tablespoon — and can cause stomach upset.

How many net carbs are in maltitol?

1 tbsp (12 g) of maltitol has about 9 g net carbs (12 g total carbs minus 0 g fiber and non-impact sweeteners). Per 100 g, that's 75 g net carbs.

How much maltitol can I eat on keto?

About 6.7 g of maltitol adds up to 5 g net carbs — about 56% of a typical serving. On a typical 20 g daily limit, one serving uses about 45% of your carbs.

What is a good keto substitute for maltitol?

More sweeteners

Full sweeteners list

Source: Maltitol has a glycemic index of ~35–52; we count 75% toward net carbs. Net carbs = total carbohydrate − fiber − erythritol/allulose (non-impact sweeteners). Rating: Not keto — More than about 10 g net carbs per typical serving. Swap it for a low-carb alternative. How we rate foods. Last reviewed October 18, 2026.

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