E501 — Potassium carbonates · page 4

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)