Cosmetic ingredient dictionary
Undecylenamidopropyl Betaine in cosmetics: what it is and what it does
Undecylenamidopropyl Betaine is a cosmetic ingredient that lets oil and water mix, so the product can wash dirt away. Open Beauty Facts finds it in 8 products, most often shampoos.
By Bravoora teamUpdated Sources checked 2 sourcesHow we check
What does Undecylenamidopropyl Betaine do in a product?
In a cosmetic product, Undecylenamidopropyl Betaine lets oil and water mix, so the product can wash dirt away, cleans the skin, hair or teeth, and keeps the skin in good condition. The EU’s CosIng database lists these jobs for it: surfactant, cleansing, skin conditioning, hair conditioning, viscosity controlling, antistatic and foam boosting.
What other names and numbers does Undecylenamidopropyl Betaine have?
- CAS number
- 98510-75-9
- EC number
- 308-783-3
- CosIng reference
- 80498
Which products contain Undecylenamidopropyl Betaine?
Open Beauty Facts finds Undecylenamidopropyl Betaine in the ingredient lists of 8 of the 22,021 products it has a list for, most often shampoos, anti-dandruff shampoos and face care.
Products with it, by country of sale: France 4 · Finland 1 · Austria 1 · Romania 1.
Counted on 13 October 2026 from Open Beauty Facts, which volunteers fill from real packs: it shows where Undecylenamidopropyl Betaine turns up, not how much of the market it is.
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’.
- European Commission: CosIng cosmetic ingredient database (functions, description, EU annex entry)
- 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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