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Cosmetic ingredient dictionary

2-Methylresorcinol in cosmetics: what it is and what it does

2-Methylresorcinol is a cosmetic ingredient that colours hair. The EU allows it only with limits or conditions. Open Beauty Facts finds it in 68 products, most often hair dyes.

By Bravoora teamUpdated Sources checked 3 sourcesHow we check

What does 2-Methylresorcinol do in a product?

In a cosmetic product, 2-Methylresorcinol colours hair. The EU’s CosIng database lists this job for it: hair dyeing.

hair dyeing

What other names and numbers does 2-Methylresorcinol have?

CAS number
608-25-3
EC number
210-155-8
CosIng reference
31503

Is 2-Methylresorcinol restricted in the EU?

Yes, it has limits. The EU allows it only with limits or conditions of use, such as a maximum amount or a warning on the label (Annex III of Regulation 1223/2009, entry 243).

The annex entry sets the exact limits, the products it may be used in and any warning the label must carry.

Which products contain 2-Methylresorcinol?

Open Beauty Facts finds 2-Methylresorcinol in the ingredient lists of 68 of the 22,021 products it has a list for, most often hair dyes and hair care.

  • Hair dyes13
  • Hair care10

Products with it, by country of sale: Norway 24 · Australia 22 · France 12 · Turkey 5.

Counted on 13 October 2026 from Open Beauty Facts, which volunteers fill from real packs: it shows where 2-Methylresorcinol turns up, not how much of the market it is.

On these listsColorantsRestricted in the EU

Bravoora reads this ingredient for everyone you shop for: an allergy or intolerance, a vegan or vegetarian diet, a calorie or protein goal, and the labels on supplements and skincare too. Build a profile · For dermatologists, dietitians and doctors

Sources

The job, the description and the EU annex entry are CosIng’s; the fragrance allergens are the EU Annex III names Bravoora’s label checker reads; the product counts are Open Beauty Facts’.

  1. European Commission: CosIng cosmetic ingredient database (functions, description, EU annex entry)
  2. Open Beauty Facts: product database, 77,506 products, read 13 October 2026, ODbL
  3. EU Regulation 1223/2009 on cosmetic products (the annexes)

Contains information from Open Beauty Facts, which is made available here under the Open Database License (ODbL). Read the licence · Download this dictionary’s data · How we check

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