Ammonium Persulfate
AKA “7727-54-0, Ammonium peroxydisulfate, Diammonium peroxydisulfate, Diammonium peroxydisulphate, Diammonium persulfate, Ammonium persulphate, Persulfate d'ammonium, DTXSID9029691, 22QF6L357F
Ingredient
Ingredient Facts
Ammonium persulfate
AKA: 7727-54-0, Ammonium peroxydisulfate, Diammonium peroxydisulfate, Diammonium peroxydisulphate, Diammonium persulfate, Ammonium persulphate, Persulfate d'ammonium, DTXSID9029691, 22QF6L357F
Ingredient · Bleaching · EWG: 7
Synthetic
Not Clean
The CIR Expert Panel concluded that Ammonium, Potassium, and Sodium Persulfate are safe as used as oxidizing agents in hair colorants and hair lighteners designed for brief discontinuous use followed by thorough rinsing from the hair and skin. The Panel also concluded that the available data are insufficient for determining the safety of these persulfates in leave-on products and dentifrices.
Solubility Solubility in water: 83.5 g/100 g water at 25 °C
Formula
H8N2O8S2
Mol. Weight
228.21
CAS #
7727-54-0
Form
Powder
State
Ammonium persulfate appears as a white crystalline solid. A strong oxidizing agent. Does not burn readily, but may cause spontaneous ignition of organic materials. Used as a bleaching agent and as a f
See origin →
Functions
Bleaching
Oxidising
Brightening
Moisturizing
Strengthens Barrier
Lightens skin tone
Chemical oxidation
Traditional Use
Developed in the 19th century as an oxidizing agent. Adopted by the cosmetics industry in the mid-20th century primarily for use in hair bleaching and permanent wave treatments to break down hair structure.
Skin Types
all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Caution
EWG
7
CIR
Safe as used
Pregnancy
Caution
CIR Safety Findings
Not a Sensitizer
ewg-7
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
🧂Conflict of interest.
Verified Jun 2026 · 🧪 = conflict
Data: PubChem · CosIng · EWG · CIR