CALCIUM PEROXIDE is graded D (High Concern) by Expert·ING, based on COSING, FDA regulatory data. It is restricted under EU COSING — AnnexIII-SAFETY-.
CALCIUM PEROXIDE
Safety grade: D
Calcium peroxide is a white powder that releases oxygen when it comes into contact with water or moisture. It's commonly used in cleaning and bleaching products because of its ability to break down and remove stains.
This ingredient works as an oxidizing agent to gently bleach, brighten, and remove stains from skin and teeth, while also providing mild antimicrobial benefits.
Graded using: COSING, FDA.
- EU COSING — Restricted
- Health Canada — Restricted
Last verified: May 26, 2026
Safer alternatives to CALCIUM PEROXIDE
- HYDROGEN PEROXIDE — Grade C**. Hydrogen peroxide is the classic oxidizing bleaching agent for teeth and skin whitening.
- BENZOYL PEROXIDE — Grade C. Benzoyl peroxide oxidizes to remove stains and provide antimicrobial action on skin.
- PHTHALIMIDOPEROXYCAPROIC ACID — Grade A. Phthalimidoperoxycaproic acid is a stable peroxide that bleaches and brightens via oxidation.
Other Oxidising ingredients
- AMMONIUM PERSULFATE — Grade A**
- SODIUM CHLORITE — Grade A**
- POTASSIUM CAROATE — Grade A
- POTASSIUM CHLORATE — Grade C
- SODIUM CARBONATE PEROXIDE — Grade C
- POTASSIUM PERSULFATE — Grade A