E222 — Sodium bisulfite · page 2
E222 (Sodium bisulfite) appears in the ingredient lists of 1,708 products sold in the United States. Function: antioxidant, preservative.
Nutri-Score
1,458 rated products
Median values
| Calories | 138 kcal |
| Sugars | 1.2 g |
| Saturated fat | 0.00 g |
| Salt | 1.1 g |
Categories
Status in the United States (FDA)
Listed in the FDA inventory “Substances Added to Food”, with the regulations 21 CFR 173.310, 182.3739.
Technical effects listed by the FDA: antimicrobial agent, antioxidant, color or coloring adjunct, dough strengthener, flavoring agent or adjuvant, flour treating agent, formulation aid, processing aid, surface-finishing agent, texturizer
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 7631-90-5 via Wikidata (CC0)
Products
1,708 products, most viewed first · page 2 of 36.
Source: Open Food Facts export of November 1, 2026, ODbL, and USDA FoodData Central, October 2026 release, CC0 · Shelfpedia calculations (medians, distributions).