E321 — Butylated hydroxytoluene
E321 (Butylated hydroxytoluene) appears in the ingredient lists of 8,081 products sold in the United States. Function: antioxidant.
Nutri-Score
5,935 rated products
Median values
| Calories | 364 kcal |
| Sugars | 9.4 g |
| Saturated fat | 3.6 g |
| Salt | 1.1 g |
Categories
- Cereals and their products1,101
- Confectioneries953
- Pizzas895
- Snacks582
- Cakes408
- Biscuits253
- Frozen foods243
- Sausages203
2,983 of these 8,081 products were found by Shelfpedia in the ingredients text; Open Food Facts had not tagged the additive on them. Always check the label.
Status in the United States (FDA)
Listed in the FDA inventory “Substances Added to Food”, with the regulations 21 CFR 172.110, 172.115, 172.185, 172.615, 173.340.
Technical effects listed by the FDA: antioxidant, flavor enhancer, flavoring agent or adjuvant
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 128-37-0 via Wikidata (CC0)
Products containing it, by country
Products listing this additive in each country edition of Shelfpedia (Open Food Facts data)
Products
8,081 products, most viewed first · page 1 of 169.
Source: Open Food Facts export of 23 October 2026, ODbL, and USDA FoodData Central, April 2026 release, CC0 · Shelfpedia calculations (medians, distributions).