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Is Trimethylpentyl Trisiloxane vegetarian?

Trimethylpentyl Trisiloxane

Vegetarian Vegetarian
Vegan Vegan

Trimethylpentyl Trisiloxane is a synthetic silicone compound (siloxane) used in cosmetics as an emollient and skin-conditioning agent. It is also known by the trade name Isooctyl Methicone.

Also known as Isooctyl Methicone
INCI name Trimethylpentyl Trisiloxane
CosIng ID 98948
Last reviewed 14 July 2026

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

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