CheckVegan

Is Pigment Red 64:1 vegetarian?

Pigment Red 64:1

Vegetarian Vegetarian
Vegan Vegan

Pigment Red 64:1 is a synthetic azo pigment, the calcium salt of 3-hydroxy-4-(phenylazo)-2-naphthoic acid, used as a colorant including in hair dye products, identified by Colour Index number CI 15800.

Also known as 228-899-7, 3-Hydroxy-4-(phenylazo)-2-naphthoic acid, 6371-76-2, Calcium bis[3-hydroxy-4-(phenylazo)-2-naphthoate], Lithol Rubine
INCI name Pigment Red 64:1
CAS number 27757-79-5
EC number 248-638-0
CI number CI 15800
CosIng ID 87695
Last reviewed 13 July 2026

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

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