Additive · Preservative
E242 — Dimethyl dicarbonate
E242 (Dimethyl dicarbonate) appears in the ingredient lists of 61 products sold in the United Kingdom. Function: preservative.
61products with a complete record
11%rated A or B on Nutri-Score
0.30 gsugars per 100 g (median)
0.01 gsalt per 100 g (median)
Nutri-Score
How rated products spread
A 0%B 11%C 74%D 11%E 4%
46 rated products
Median values
Per 100 g, across all 61 products
| Energy | 4 kcal |
| Sugars | 0.30 g |
| Saturates | 0.02 g |
| Salt | 0.01 g |
Categories
Most represented
Status in the United States (FDA)
Listed in the FDA inventory “Substances Added to Food”, with the regulations 21 CFR 172.133.
Technical effects listed by the FDA: antimicrobial 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 4525-33-1 via Wikidata (CC0)
Products
61 products, most viewed first · page 1 of 2.
O
Orange Fruit SplashTesco · 250ml1 scanC
Source: Open Food Facts export of 23 October 2026, ODbL · Shelfpedia calculations (medians, distributions).