Cosmetic ingredient dictionary

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

Ceteth-2 is a cosmetic ingredient that keeps oil and water mixed. Open Beauty Facts finds it in 10 products, most often hair care.

By Bravoora teamUpdated Sources checked 2 sourcesHow we check

What does Ceteth-2 do in a product?

In a cosmetic product, Ceteth-2 keeps oil and water mixed. The EU’s CosIng database lists this job for it: emulsifying.

emulsifying

What other names and numbers does Ceteth-2 have?

CAS number
9004-95-9
EC number
500-014-1
CosIng reference
32567

Which products contain Ceteth-2?

Open Beauty Facts finds Ceteth-2 in the ingredient lists of 10 of the 22,021 products it has a list for, most often hair care, hair gels and sunscreen.

  • Hair care1
  • Hair gels1
  • Sunscreen1

Products with it, by country of sale: Spain 6 · France 2 · Greece 1 · United Kingdom 1.

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

On these listsEmulsifiers

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

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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