Also known as: E330, Sour salt
| Source | Halal Ruling |
|---|---|
| Fermentation | Halal — produced by Aspergillus niger fermentation on sugar substrates |
| Citrus | Halal — extracted from citrus fruits (rare commercially) |
Citric acid is one of the most widely used food additives globally. Commercially, it is almost entirely produced through fermentation by the mold Aspergillus niger on sugar-based substrates. It is always halal. No animal products are involved in its production.
Listed as 'citric acid', 'E330', or sometimes 'acidity regulator (E330)'.