Iron Oxides (CI 77491, CI 77492, CI 77499)
Cosmetic-grade iron oxides have a long history of use as mineral pigments and low dermal bioavailability. The primary safety consideration is appropriate purity and control of trace heavy-metal contaminants rather than the iron oxide pigments themselves.
Why Oh Daisey rates it this way
Cosmetic-grade iron oxides have a long history of use as mineral pigments and low dermal bioavailability. The primary safety consideration is appropriate purity and control of trace heavy-metal contaminants rather than the iron oxide pigments themselves.
What it does
Provides red, yellow, brown, and black coloration in makeup, skincare, and other cosmetic products.
How to read this rating
This rating reflects the Oh Daisey ingredient standard and the evidence currently available for cosmetic use. Product safety can also depend on concentration, exposure route, formulation, manufacturing quality, and individual sensitivity.