Colorant / Inorganic Pigment

Ci 77491

INCI: CI 77491
CAS 1309-37-1 EC 215-168-2 / 215-277-5 / 215-722-3 / 257-870-1 / 215-721-8
Diiron trioxide; Ferric oxide
Generally Safe
This ingredient has a good safety profile based on available data.
Purpose

Function

Colorant, Pigment
Profile

Properties

Silicone
Silicone free
Malassezia
Safe
Fungal Acne
Safe
Details

Description

Diiron trioxide; Ferric oxide

Reference

Identifiers

CAS Number
1309-37-1
EC Number
215-168-2 / 215-277-5 / 215-722-3 / 257-870-1 / 215-721-8
INCI
CI 77491
Category
Colorant / Inorganic Pigment
Updated
Apr 2, 2026