Baking Powder

Leavening Agents

This is what the ingredient is.

Baking powder is a leavening mixture typically containing sodium bicarbonate, cream of tartar (or other acid), and cornstarch. Complete leavening system in one ingredient.

Here is why it shows up on the label.

Leavening agent for baked goods. Provides both base (sodium bicarbonate) and acid to produce CO2 without requiring additional acidic ingredients.

Here is what food agencies say.

Mixture of GRAS ingredients. Not separately regulated. Components individually approved. Used globally.

Here is what research has found.

Well-established safety through long history of use. Components are generally recognized as safe individually and in combination.

Here are a few things worth knowing.

Contains sodium from sodium bicarbonate. Generally safe for food use. No significant health concerns at typical usage levels in baking.

Sources

  • FDA GRAS ingredients
  • Food Technology sources
  • Baking Science textbooks

How to read this page

We publish plain facts about this ingredient so a label is easier to read. This is not medical advice, and it is not a recommendation to buy, avoid, or use anything. For a personal health question, talk with a clinician who knows your history.

v1.0Updated 9/12/2026