Moderate Cosmetic Ingredient

Melamine Peroxide

INCI: MELAMINE PEROXIDE

CAS Number
Not firmly established in public databases (PubChem CID 6451514 lists melamine hydroperoxide)
Function
Oxidising agent for hair bleaching and lightening
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status restricted
🇺🇸 US Status permitted
US Notes Permitted with conditions — hair-use oxidizing agents regulated under 21 CFR §740.10 with warning label requirements

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
low
Sensitization
moderate

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Melamine peroxide is restricted in the EU as a hair-bleaching agent due to melamine's Annex II classification (Carc. 2); residual free melamine levels must be documented, product is restricted to hair use only, and SCCS opinion conditions must be strictly followed.

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Concern Level: Moderate

Frequently Asked Questions

Is Melamine Peroxide safe in cosmetics?

Melamine peroxide is restricted in the EU as a hair-bleaching agent due to melamine's Annex II classification (Carc. 2); residual free melamine levels must be documented, product is restricted to hair use only, and SCCS opinion conditions must be strictly followed. The EU classifies Melamine Peroxide as "restricted". Safety rating: MODERATE.

Is Melamine Peroxide allowed in the EU?

Melamine Peroxide EU regulatory status: restricted. This is based on EU Regulation 1223/2009 and its amendments.

What does Melamine Peroxide do in cosmetics?

Melamine Peroxide functions as: Oxidising agent for hair bleaching and lightening. It is classified as a cosmetic ingredient in our database. CAS number: Not firmly established in public databases (PubChem CID 6451514 lists melamine hydroperoxide).

What is the Margin of Safety for Melamine Peroxide?

adequate The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

Compliance Tools

Check Melamine Peroxide compliance across multiple jurisdictions:

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Ingredient Decoder
Paste a full ingredient list for instant analysis
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82 Allergen Checker
Check for EU declarable fragrance allergens
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Substance Compliance
Check compliance across 55 jurisdictions
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MoS Calculator
Calculate Margin of Safety using SCCS methodology
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Heavy Metal Limits
Compare limits across jurisdictions

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