They have different uses.

Baking soda and baking powder are both used in baking, but they are not interchangeable.

Baking powder and baking soda are both leavening, or rising, agents. They contain different ingredients and have different uses. Baking soda is sodium bicarbonate. Baking powder is sodium bicarbonate ...

Baking soda and baking powder are two types of leavening agents. They’re two distinct culinary products with similar functions. For the most part, you can use them both to give baked goods light, airy ...