Maltitol on keto: can it replace sugar?

Maltitol appears in many packaged sweets, but keto users usually do better avoiding it.

Quick status

Better avoid

Carbs

yes

Glycemic index

high

Quick answer

Maltitol is usually best avoided on keto.

  • Better avoid
  • yes
  • Can make keto harder to maintain

Mini converter

Maltitol is already selected. 1 g sugar = 1.1 g maltitol.

Result
11.1 g maltitol

Comparison with sugar

ParameterSugarMaltitol
Carbsyesyes
Caloriesyesyes
Fits ketonoNo

Pros

  • Somewhat sugar-like in taste
  • Common in packaged products
  • Convenient for manufacturers

Cons

  • A poor fit for keto
  • Can noticeably raise blood sugar
  • Often causes GI discomfort

How to use it

Best skipped in keto home cooking

Watch for it in bars and chocolate

Swap it for erythritol or allulose

Common questions

Does maltitol spike blood sugar?

Usually yes. For keto that is one of the main reasons to limit maltitol.

Can you use maltitol every day?

Usually no. A more keto-friendly alternative is the better choice.

Related sweeteners