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Cosmetic ingredient dictionary

C11-15 Pareth-7 in cosmetics: what it is and what it does

C11-15 Pareth-7 is a cosmetic ingredient that lets oil and water mix, so the product can wash dirt away. Open Beauty Facts finds it in 24 products, most often bath and shower.

By Bravoora teamUpdated Sources checked 2 sourcesHow we check

What does C11-15 Pareth-7 do in a product?

In a cosmetic product, C11-15 Pareth-7 lets oil and water mix, so the product can wash dirt away, and keeps oil and water mixed. The EU’s CosIng database lists these jobs for it: surfactant and emulsifying.

surfactantemulsifying

What other names and numbers does C11-15 Pareth-7 have?

CAS number
173244-48-9
CosIng reference
74628

Which products contain C11-15 Pareth-7?

Open Beauty Facts finds C11-15 Pareth-7 in the ingredient lists of 24 of the 22,021 products it has a list for, most often bath and shower, shower gels and shampoos.

  • Bath and shower4
  • Shower gels4
  • Shampoos3
  • Hair care3

Products with it, by country of sale: United States 7 · Germany 4 · United Kingdom 4 · France 3.

Counted on 13 October 2026 from Open Beauty Facts, which volunteers fill from real packs: it shows where C11-15 Pareth-7 turns up, not how much of the market it is.

On these listsSurfactants and cleansersEmulsifiers

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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