E222 — Sodium bisulfite
E222 (Sodium bisulfite) appears in the ingredient lists of 1,704 products sold in the United States. Function: antioxidant, preservative.
Nutri-Score
1,457 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 containing it, by country
Products listing this additive in each country edition of Shelfpedia (Open Food Facts data)
| Country | Products |
|---|---|
| United States | 1,704 |
| France | 519 |
| Germany | 39 |
| Netherlands | 21 |
| Australia | 20 |
| Mexico | 17 |
| United Kingdom | 15 |
| Belgium | 15 |
| Canada | 12 |
| Sweden | 10 |
| Spain | 8 |
| Switzerland | 8 |
Products
1,704 products, most viewed first · page 1 of 36.
Source: Open Food Facts export of 23 October 2026, ODbL, and USDA FoodData Central, April 2026 release, CC0 · Shelfpedia calculations (medians, distributions).