Additive · Antioxidant

E223 — Sodium metabisulphite

E223 (Sodium metabisulphite) appears in the ingredient lists of 21 products sold in Singapore. Function: antioxidant, preservative.

21products with a complete record
25%rated A or B on Nutri-Score
6.9 gsugars per 100 g (median)
0.05 gsalt per 100 g (median)

Nutri-Score

How rated products spread
A 10%B 15%C 35%D 15%E 25%

20 rated products

Median values

Per 100 g, across all 21 products
Energy47 kcal
Sugars6.9 g
Saturates0.00 g
Salt0.05 g

Status in the United States (FDA)

Listed in the FDA inventory “Substances Added to Food”, with the regulations 21 CFR 173.310, 182.3766.

Technical effects listed by the FDA: antimicrobial agent, antioxidant, color or coloring adjunct, dough strengthener, flour treating agent, freezing or cooling agent, direct contact, oxidizing or reducing agent

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 7681-57-4 via Wikidata (CC0)

Products containing it, by country

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