Is Natto Gluten Free?

Fermented

Yes, Natto is gluten free.

What You Need to Know

Natto is made from fermented soybeans and contains no gluten-containing ingredients, making it a safe option for those with gluten sensitivities or celiac disease. The fermentation process uses Bacillus subtilis, which does not introduce gluten into the product, ensuring its gluten-free status.

Ingredient Breakdown

IngredientLactose-FreeGluten-FreeVeganNut-FreeHalalKeto
Soybeans Free Free Yes Free Yes Yes
Bacillus subtilis Free Free Yes Free Yes Yes

Gluten Free Alternatives to Natto

Tempeh Miso Tofu Edamame

Frequently Asked Questions

Is Natto safe for celiac disease?

Yes, Natto is safe for individuals with celiac disease as it is gluten free.

What are the ingredients in Natto?

Natto is primarily made from soybeans and Bacillus subtilis for fermentation.

Can I eat Natto on a gluten-free diet?

Absolutely, Natto is a gluten-free food and is suitable for gluten-free diets.

Does Natto contain any allergens?

Natto is made from soybeans, so it may not be suitable for those with soy allergies.

How should I store Natto?

Natto should be refrigerated and can be consumed within a few days after opening.

Check Natto on Other Diets

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Review & Data Quality

Last reviewed: 2026-05-06

This verdict is generated from ingredient-level compatibility rules and refreshed regularly through our quality pipeline.

If you see incorrect ingredient or diet data, report it on the Contact page and include this page URL.