Acids & acidity regulators · Food additive

Calcium sulphate (E516)

Updated October 2, 2026

Calcium sulphate (E516) is a food additive in the “acids & acidity regulators” group. It appears in 2,918 products in our database, 2,138 of them sold in the US.

Quick facts

Also known as
E516
E-number
E516
Function
Acids & acidity regulators
Found in
2,918 products (2,138 sold in the US)

Foods that commonly contain Calcium sulphate

Breads 5% · 723
Frozen desserts 3% · 367
Cakes 2% · 191
Sandwiches 1% · 92
Cooking helpers 5% · 91
Frozen foods 1% · 86
Hamburger buns 5% · 56
GATEAUX FRAIS 50% · 45

Share of published products in each category whose ingredient list includes Calcium sulphate.

Popular products with Calcium sulphate

Calcium sulphate-free alternatives

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

How to spot Calcium sulphate on a label

Look for any of these names in the ingredient list:

Calcium sulphateE516

Related additives

Frequently asked questions

What foods contain Calcium sulphate?

In our database, Calcium sulphate most often appears in breads, frozen desserts, cakes and sandwiches.

How many products contain Calcium sulphate?

2,918 published products on Foodmetria list Calcium sulphate, including 2,138 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.