Potassium carbonates (E501)
Updated October 2, 2026
Potassium carbonates (E501) is a food additive in the “emulsifiers & thickeners” group. It appears in 4,067 products in our database, 1,104 of them sold in the US.
Quick facts
- Also known as
- E501
- E-number
- E501
- Function
- Emulsifiers & thickeners
- Found in
- 4,067 products (1,104 sold in the US)
Foods that commonly contain Potassium carbonates
Share of published products in each category whose ingredient list includes Potassium carbonates.
Popular products with Potassium carbonates
b NOVA 1
NOVA 4
b NOVA 1
NOVA 4
NOVA 4
NOVA 1
e NOVA 4
NOVA 4
d NOVA 4
NOVA 4 Potassium carbonates-free alternatives
Popular products from the same categories that don't list Potassium carbonates and score Nutri-Score A–C.
a NOVA 1
a NOVA 4
c NOVA 4
a NOVA 1
b NOVA 3 How to spot Potassium carbonates on a label
Look for any of these names in the ingredient list:
Related additives
Frequently asked questions
What foods contain Potassium carbonates?
In our database, Potassium carbonates most often appears in instant noodles, cocoa powders, noodles and biscuits.
How many products contain Potassium carbonates?
4,067 published products on Foodmetria list Potassium carbonates, including 1,104 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.