Other additives · Food additive

Hydrochloric acid (E507)

Updated October 2, 2026

Hydrochloric acid (E507) is a food additive in the “other additives” group. It appears in 50 products in our database, 9 of them sold in the US.

Quick facts

Also known as
E507
E-number
E507
Function
Other additives
Found in
50 products (9 sold in the US)

Foods that commonly contain Hydrochloric acid

Share of published products in each category whose ingredient list includes Hydrochloric acid.

Popular products with Hydrochloric acid

Hydrochloric acid-free alternatives

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

How to spot Hydrochloric acid on a label

Look for any of these names in the ingredient list:

Hydrochloric acidE507

Related additives

Frequently asked questions

What foods contain Hydrochloric acid?

In our database, Hydrochloric acid most often appears in dietary supplements, cakes, beverages and breakfast cereals.

How many products contain Hydrochloric acid?

50 published products on Foodmetria list Hydrochloric acid, including 9 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.