Ingredient

Instant Dry Yeast

Source
Not animal-derived
Allergen
No
Role in food
Manufacturers add instant dry yeast primarily as a leavening agent in baked goods. It …

What is Instant Dry Yeast?

Instant dry yeast is a deactivated form of the single-celled fungus Saccharomyces cerevisiae. It is produced by drying yeast cells, which makes them dormant and stable for long-term storage. This process allows the yeast to be easily rehydrated and used in baking.

Is Instant Dry Yeast vegan?

Instant Dry Yeast is not animal-derived. Products that contain it can still include other animal-derived ingredients, so check the full ingredient list.

Is Instant Dry Yeast gluten-free?

It does not contain gluten.

Is Instant Dry Yeast a major allergen?

Yeast is not one of the FDA's nine major allergens.

What is Instant Dry Yeast used for?

Manufacturers add instant dry yeast primarily as a leavening agent in baked goods.

Is Instant Dry Yeast safe?

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

Why it's used

Manufacturers add instant dry yeast primarily as a leavening agent in baked goods. It produces carbon dioxide gas when activated, causing dough to rise and giving bread its characteristic texture. It is commonly found in breads, pizza crusts, and other yeast-leavened products.

Health notes

Instant dry yeast is generally recognized as safe (GRAS) by the FDA for use in food. It is a source of B vitamins and protein. JECFA has evaluated yeast and yeast extracts, and EFSA has also evaluated yeast. These organizations have not raised significant health concerns regarding its consumption at typical dietary levels.

Allergen info

Yeast is not one of the FDA's nine major allergens. It does not contain gluten.

Foods that contain Instant Dry Yeast

Compare products →
Amazon links are paid links. As an Amazon Associate I earn from qualifying purchases. About these links

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

Last updated: September 28, 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.