Hydrogen Peroxide
H2O2 / Hydrogen peroxide solution
Strong oxidant; hair bleaching when combined with alkaline base (NH3 or MEA); teeth whitening (EU allows 6% for professional 0.1% for OTC); irritant to skin eyes mucous membranes; concentrations above 12% in cosmetics prohibited; verify package concentration and dilution instructions
Function & Common Use
Oxidant / Bleaching Agent / Antimicrobial
Oxidant
Bleaching products hair oxidant teeth whitening
Synthetic
Concentration Limits
12% max (hair)
EU Annex III: 12% max in hair bleaching; 4% teeth whitening (professional only)
Format restriction: Rinse-off
Baby restriction: Professional use for >12%
Frequently Asked Questions
Is Hydrogen Peroxide safe to use in skincare?
Hydrogen Peroxide has a Medium concern rating. Strong oxidant; hair bleaching when combined with alkaline base (NH3 or MEA); teeth whitening (EU allows 6% for professional 0.1% for OTC); irritant to skin eyes mucous membranes; concentrations above 12% in cosmetics prohibited; verify package concentration and dilution instructions
Is Hydrogen Peroxide allowed in India?
Hydrogen Peroxide is currently classified as "Permitted" under Indian cosmetics regulations. The maximum permitted concentration is 12% max (hair).
What is Hydrogen Peroxide used for in cosmetics?
Hydrogen Peroxide functions as: Oxidant / Bleaching Agent / Antimicrobial. It is commonly found in: Bleaching products hair oxidant teeth whitening.
Is Hydrogen Peroxide safe for babies?
Hydrogen Peroxide has baby/child restrictions: Professional use for >12%. Avoid using products containing this ingredient on infants unless specifically formulated and labelled for baby use.
Regulatory Status
EU Annex: Annex III
Identifiers
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