Leavening agents · Food additive

Baking soda (sodium bicarbonate, E500)

Updated October 2, 2026

Baking soda (E500) is a food additive in the “leavening agents” group. It appears in 82,838 products in our database, 37,372 of them sold in the US.

Quick facts

Also known as
Sodium bicarbonate, Bicarbonate of soda, E500
E-number
E500
Function
Leavening agents
Found in
82,838 products (37,372 sold in the US)

Foods that commonly contain Baking soda

Biscuits 48% · 11,021
Cakes 54% · 5,004
Snacks 7% · 2,606
Frozen desserts 18% · 1,968
Cake mixes 66% · 1,763
Pastries 38% · 1,598
Chocolate biscuits 58% · 1,531
Crackers (Appetizers) 28% · 1,458

Share of published products in each category whose ingredient list includes Baking soda.

Popular products with Baking soda

Baking soda-free alternatives

Popular products from the same categories that don't list Baking soda and score Nutri-Score A–C.

How to spot Baking soda on a label

Look for any of these names in the ingredient list:

Baking sodaSodium bicarbonateBicarbonate of sodaE500

Related additives

Frequently asked questions

What foods contain Baking soda?

In our database, Baking soda most often appears in biscuits, cakes, snacks and frozen desserts.

How many products contain Baking soda?

82,838 published products on Foodmetria list Baking soda, including 37,372 sold in the United States. Counts come from ingredient lists in Open Food Facts and update daily.

Product data: Open Food Facts (ODbL), updated daily. Additive information is for general education and is not medical advice. Always check the package label. Our methodology.