Is Laureth-9 vegetarian?
Laureth-9
Laureth-9 is an ethoxylated fatty alcohol (9 moles ethylene oxide) derived from dodecanol (lauryl alcohol), used as a surfactant and emulsifier in cosmetics. The parent alcohol may be plant, animal, or synthetically derived; a related compound is used medically as polidocanol.
| Also known as | 3,6,9,12,15,18,21,24,27-Nonaoxanonatriacontan-1-ol, 500-002-6, 500-213-3, Dodecanol Ethoxylated, Polidocanol, polidocanol [INN:DCF:JAN] |
|---|---|
| INCI name | Laureth-9 |
| CAS number | 3055-99-0 |
| EC number | 221-284-4 |
| CosIng ID | 34930 |
| Last reviewed | 9 July 2026 |
An ingredient is considered vegetarian if it avoids components derived from killing an animal.
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