Ingredient

Less Than 2%: Yeast

Source
Not animal-derived
Allergen
No
Role in food
Yeast is primarily used as a leavening agent in baking, producing carbon dioxide gas …

What is Less Than 2%: Yeast?

Yeast is a single-celled microorganism, a type of fungus. It is naturally present in the environment and is used in food production for its ability to ferment sugars. Common baker's yeast is a strain of *Saccharomyces cerevisiae*, which is grown in large quantities for commercial use.

Is Less Than 2%: Yeast vegan?

Less Than 2%: Yeast is not animal-derived. Products that contain it can still include other animal-derived ingredients, so check the full ingredient list.

Is Less Than 2%: Yeast gluten-free?

It does not contain gluten.

Is Less Than 2%: Yeast a major allergen?

Not a major allergen.

What is Less Than 2%: Yeast used for?

Yeast is primarily used as a leavening agent in baking, producing carbon dioxide gas that causes dough to rise.

Is Less Than 2%: Yeast safe?

Yeast is generally recognized as safe (GRAS) by the FDA for use in food.

Why it's used

Yeast is primarily used as a leavening agent in baking, producing carbon dioxide gas that causes dough to rise. It also contributes to the flavor and aroma of baked goods. It can be found in a wide variety of bread products, pizza crusts, and other baked items.

Health notes

Yeast is generally recognized as safe (GRAS) by the FDA for use in food. It is a source of B vitamins and minerals. While generally considered safe, some individuals may experience digestive upset from consuming large amounts of yeast. International bodies like JECFA have evaluated yeast and its components.

Allergen info

Not a major allergen. Yeast is a fungus, not derived from any of the 9 major allergens. It does not contain gluten.

Foods that contain Less Than 2%: Yeast

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Auto-generated content. This description was generated automatically and is pending editorial review. Inaccuracies are possible. Found a mistake? Contact us.

Last updated: October 5, 2026

Note: This site presents label data from USDA FoodData Central for general information. It is not medical advice. Check the package label; formulations change.