Is Oleyl Betaine vegetarian?
Oleyl Betaine
Vegetarian
Unconfirmed
Vegan
Unconfirmed
A betaine surfactant derived from oleyl amine, used as a mild surfactant and conditioning agent in personal care products. The oleyl fatty chain can be sourced from plant oils or animal fat.
| Also known as | 9-(Z)-Octadecenaminium, N-(carboxymethyl)-N,N-dimethyl-, inner salt |
|---|---|
| INCI name | Oleyl Betaine |
| CAS number | 871-37-4 |
| EC number | 212-806-1 |
| CosIng ID | 78024 |
| Last reviewed | 9 July 2026 |
An ingredient is considered vegetarian if it avoids components derived from killing an animal.
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