Additive · Stabiliser

E508 — Potassium chloride

E508 (Potassium chloride) appears in the ingredient lists of 13 products sold in Ireland. Function: stabiliser, thickener, preservative.

13products with a complete record
20%rated A or B on Nutri-Score
2.5 gsugars per 100 g (median)
1.6 gsalt per 100 g (median)

Nutri-Score

How rated products spread
A 10%B 10%C 10%D 50%E 20%

10 rated products

Median values

Per 100 g, across all 13 products
Energy478 kcal
Sugars2.5 g
Saturates2.0 g
Salt1.6 g

Status in the United States (FDA)

Listed in the FDA inventory “Substances Added to Food”, with the regulations 21 CFR 184.1622.

Technical effects listed by the FDA: enzyme, flavor enhancer, flavoring agent or adjuvant, malting or fermenting aid, nutrient supplement, ph control agent, processing aid, stabilizer or thickener

The inventory is a partial list, and a listing is not an FDA approval of every use; the regulations set the permitted uses.

U.S. Food and Drug Administration, Substances Added to Food (updated 9/8/2026), public domain · CAS 7447-40-7 via Wikidata (CC0)

Products containing it, by country

Products listing this additive in each country edition of Shelfpedia (Open Food Facts data)