CheckVegan

Is Nonoxynol-23 vegetarian?

Nonoxynol-23

Vegetarian Vegetarian
Vegan Vegan

Nonoxynol-23 is an ethoxylated alkylphenol (nonylphenol) surfactant with an average of 23 moles of ethylene oxide, used as a nonionic emulsifier and detergent.

INCI name Nonoxynol-23
CAS number 26571-11-9
CosIng ID 105202
Last reviewed 9 July 2026

An ingredient is considered vegetarian if it avoids components derived from killing an animal.

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