E290 — Carbon dioxide · page 4

Status in the United States (FDA)

Listed in the FDA inventory “Substances Added to Food”, with the regulations 21 CFR 184.1240.

Technical effects listed by the FDA: antimicrobial agent, antioxidant, flavor enhancer, flavoring agent or adjuvant, formulation aid, freezing or cooling agent, direct contact, ph control agent, processing aid, propellant, solvent

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 124-38-9 via Wikidata (CC0)