E526 — Calcium hydroxide
E526 (Calcium hydroxide) appears in the ingredient lists of 14 products sold in the United Kingdom.
Nutri-Score
12 rated products
Median values
| Energy | 104 kcal |
| Sugars | 0.31 g |
| Saturates | 0.80 g |
| Salt | 0.64 g |
Categories
Status in the United States (FDA)
Listed in the FDA inventory “Substances Added to Food”, with the regulations 21 CFR 73.85, 184.1205.
Technical effects listed by the FDA: firming agent, nutrient supplement, ph control agent, processing aid
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 1305-62-0 via Wikidata (CC0)
Products containing it, by country
Products listing this additive in each country edition of Shelfpedia (Open Food Facts data)
| Country | Products |
|---|---|
| France | 53 |
| Germany | 23 |
| Spain | 21 |
| United Kingdom | 14 |
| Belgium | 12 |
| Australia | 9 |
| Italy | 8 |
| Brazil | 8 |
| United States | 5 |
| Argentina | 5 |
| Switzerland | 5 |
Products
14 products, most viewed first.














Source: Open Food Facts export of 23 October 2026, ODbL · Shelfpedia calculations (medians, distributions).