CheckVegan

Is Acid Red 155 vegetarian?

Acid Red 155

Vegetarian Vegetarian
Vegan Vegan

CI 18130 is a synthetic monoazo colorant used in cosmetics, chemically characterized as a naphthalenedisulfonic acid derivative disodium salt.

Also known as 2,7-Naphthalenedisulfonic acid, 3-((4-cyclohexyl-2-methylphenyl)azo)-4-hydroxy-5-(((4-methylphenyl)sulfonyl)amino)-, disodium salt
INCI name Acid Red 155
CAS number 10236-37-0
CI number CI 18130
CosIng ID 32732
Last reviewed 14 July 2026

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

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