Ingredient Directory
Medium ConcernVegan Evaluator Flag

Hydrogen Peroxide

H2O2 / Hydrogen peroxide solution

Safety Notes

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

Function

Oxidant / Bleaching Agent / Antimicrobial

Category

Oxidant

Common In

Bleaching products hair oxidant teeth whitening

Origin

Synthetic

Concentration Limits

India (CDSCO)

12% max (hair)

EU Cosmetics Reg.

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.

TCS Assessment
Medium Concern
Based on peer-reviewed safety data, regulatory status, and expert review by The Clean Sheet panel.

Regulatory Status

India (CDSCO)
Permitted
EU
Permitted
US FDA
Permitted
Korea (MFDS)
Permitted

EU Annex: Annex III

Identifiers

CAS7722-84-1
EC231-765-0

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