HYDROGEN PEROXIDE

Restricted CAS: 7722-84-1CosIng #34325

HYDROGEN PEROXIDE is permitted in cosmetics in the EU with restrictions — Annex III, entry 12 of Regulation (EC) No 1223/2009. Review the conditions of use, permitted concentration and Safety Gate alerts.

Regulatory data checked on 2026-09-05. The legal status follows Regulation (EC) No 1223/2009 and its annexes; the substance is identified from the European Commission's CosIng database.

About the ingredient

Hydrogen peroxide

EU regulatory status

Annex of Regulation (EC) No 1223/2009: III/12

Hydrogen peroxide and other compounds or mixtures that release hydrogen peroxide, including carbamide peroxide and zinc peroxide, with the exception of the following substances in Annex II: No 1397, 1398, 1399

Source: the European Commission's official CosIng database and Regulation (EC) No 1223/2009 of the European Parliament and of the Council on cosmetic products. How we assess ingredients — full methodology.

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Functions in cosmetics

Frequently asked questions

  • Is HYDROGEN PEROXIDE safe in cosmetics?

    HYDROGEN PEROXIDE is permitted in cosmetics in the EU, but subject to the conditions set out in Regulation (EC) No 1223/2009 — typically a maximum concentration, product category or a mandatory warning on the packaging. Manufacturers must comply with these limits.

  • In which annex of Regulation 1223/2009 does HYDROGEN PEROXIDE fall?

    HYDROGEN PEROXIDE falls under reference III/12 in the annexes of Regulation (EC) No 1223/2009 on cosmetic products. An annex entry may name a substance directly or cover it as part of a broader category. The first part (Roman numeral) indicates the annex: II – prohibited substances, III – substances restricted by conditions, IV – permitted colorants, V – permitted preservatives, VI – permitted UV filters.

  • What functions does HYDROGEN PEROXIDE perform in cosmetics?

    According to the European Commission's CosIng database, HYDROGEN PEROXIDE performs the following functions in cosmetics: ANTIMICROBIAL, ORAL CARE, OXIDISING. Functions are defined in the CosIng glossary and describe the technological role of a substance in the finished product.

  • Are there Safety Gate alerts concerning HYDROGEN PEROXIDE?

    We found 5 recent alerts in the EU Safety Gate database in which HYDROGEN PEROXIDE appears in the risk description or on the ingredient list of a recalled cosmetic. The full list and details of each alert are below in the Safety Gate alerts section.

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