Ammonium Persulphate (E923): What It Is and Is It Safe?
Ammonium persulphate is a powerful oxidising salt used as a bleaching and dough-conditioning agent in some countries and widely in industry. It is classified as a skin and respiratory sensitiser, causing contact dermatitis, contact urticaria and occupational asthma, mainly through inhalation exposure. It is not authorised as a food additive in the EU or UK.
- Category
- Flour Treatment Agent — Oxidiser
- Typically used in
- Oxidising and bleaching dough conditioner in some countries; industrial oxidiser.
- Regulatory status
- Not authorised as a food additive in the EU/UK; classified as a skin and respiratory sensitiser.
- Concerns flagged
-
Possible allergen
Scrannr flags Ammonium Persulphate automatically when you scan a barcode.
Where this comes from
- Australian Government NICNAS (2001) — Ammonium Potassium and Sodium Persulfate Priority Existing Chemical Assessment https://www.industrialchemicals.gov.au/sites/default/files/PEC18-Ammonium-potassium-and-sodium-persulfate.pdf
Products containing Ammonium Persulphate
We're building product pages that show real UK products containing Ammonium Persulphate, using Open Food Facts data. They'll appear here soon — in the meantime, scan any barcode with the Scrannr app to check for it instantly.
Let Scrannr read the label.
Scan a barcode and get the additives flagged in plain English, plus a clear health score. Free to download.