CheckVegan

Is Pentasiloxane vegan?

Pentasiloxane

Vegan Vegan
Vegetarian Vegetarian

Pentasiloxane is a linear siloxane compound composed of five silicon atoms in a chain, used in cosmetics as a solvent and emollient.

INCI name Pentasiloxane
CAS number 141-63-9
EC number 205-492-2
CosIng ID 102127
Last reviewed 9 July 2026

An ingredient is considered vegan if it contains no animal-derived components at any point in its production.

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