Additive · Stabiliser

E501i — Potassium carbonate

E501i (Potassium carbonate) appears in the ingredient lists of 25 products sold in Australia. Function: stabiliser.

25products with a complete record
8%rated A or B on Nutri-Score
3.9 gsugars per 100 g (median)
1.1 gsalt per 100 g (median)

Nutri-Score

How rated products spread
A 0%B 8%C 31%D 23%E 38%

13 rated products

Median values

Per 100 g, across all 25 products
Energy378 kcal
Sugars3.9 g
Saturates4.1 g
Salt1.1 g

Status in the United States (FDA)

Listed in the FDA inventory “Substances Added to Food”, with the regulations 21 CFR 73.85, 172.560, 173.310, 184.1619.

Technical effects listed by the FDA: flavoring agent or adjuvant, leavening agent, nutrient supplement, ph control agent, processing aid

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 584-08-7 via Wikidata (CC0)

Products containing it, by country

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