Additive · Emulsifier

E450iii — Tetrasodium diphosphate

E450iii (Tetrasodium diphosphate) appears in the ingredient lists of 17 products sold in Ireland. Function: emulsifier, humectant, sequestrant, stabiliser, thickener.

17products with a complete record
25%rated A or B on Nutri-Score
1.9 gsugars per 100 g (median)
1.4 gsalt per 100 g (median)

Nutri-Score

How rated products spread
A 0%B 25%C 50%D 8%E 17%

12 rated products

Median values

Per 100 g, across all 17 products
Energy148 kcal
Sugars1.9 g
Saturates1.7 g
Salt1.4 g

Status in the United States (FDA)

Listed in the FDA inventory “Substances Added to Food”, with the regulations 21 CFR 173.310, 182.70, 182.6787, 182.6789.

Technical effects listed by the FDA: anticaking agent or free-flow agent, drying agent, emulsifier or emulsifier salt, formulation aid, humectant, ph control agent, sequestrant, 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 7722-88-5 via Wikidata (CC0)

Products containing it, by country

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