Iron Oxides
Iron oxideCI 77491CI 77492CI 77499
Colorant
Iron oxides are a group of minerals that give color to things. They're often used in makeup and cosmetics to create different shades and hues.
Low Concern
Source: FDA GRAS list
Iron oxides are generally considered safe for use in cosmetics and personal care products, but high levels of inhalation may cause respiratory problems.
Oxides (and other pure pigments) vs Micas for Potency & Blending // Make it Up
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Last updated: May 16, 2026