Curi/Atlas/Ferric Ferrous Oxide
INCI · colorant · CIR review pending · used in 1 products

Ferric Ferrous Oxide

CI 77499, also known as Iron Oxide Black or Black Iron Oxide, is a super common inorganic pigment (containing no carbon atoms in the molecule) used in cosmetics. Chemically, it is a mixture of iron II and iron III oxide (Triiron Tetraoxide). Unlike yellow and red iron oxide pigments, it is magnetic.

Evidence level
strong
EWG score
1/10
Comedogenic
0/5
Category
colorant

● Benefits

Controls darkness in foundation and provides blackness to mascaras and eyeliners. When blended with red and yellow iron oxides, it is essential in all flesh-toned makeup products.

colorant
● Cautions

Where Curi finds it.