Additive · Flavour enhancer

E621 — Monosodium glutamate · page 3

E621 (Monosodium glutamate) appears in the ingredient lists of 121 products sold in New Zealand. Function: flavour enhancer.

121products with a complete record
5%rated A or B on Nutri-Score
3.1 gsugars per 100 g (median)
1.8 gsalt per 100 g (median)

Nutri-Score

How rated products spread
A 3%B 2%C 11%D 44%E 41%

66 rated products

Median values

Per 100 g, across all 121 products
Energy416 kcal
Sugars3.1 g
Saturates3.0 g
Salt1.8 g

Status in the United States (FDA)

Listed in the FDA inventory “Substances Added to Food”, with the regulations 21 CFR 172.320, 182.1.

Technical effects listed by the FDA: flavor enhancer, nutrient supplement, ph control agent, stabilizer or thickener

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 142-47-2 via Wikidata (CC0)