Texture, pH and colourColour and shimmer
Iron oxides
Iron Oxides (CI 77491)
Iron oxide pigment. Warms Main Character Energy's shimmer toward gold.
- Origin
- Lab-madeIron and oxygen. In the US, iron oxides used in cosmetics must be made synthetically.
- Found in
- 1 formula: Main Character Energy
- Also called
- CI 77491, Red iron oxide
What it is
Iron oxides are compounds of iron and oxygen, the same family as rust. CI 77491 is the colour index number for the red form.
What it does
With the titanium dioxide on the mica, it tints the shimmer a warm gold.
Why it’s clean
The same pigments colour much of mineral makeup. US rules require the iron oxides in cosmetics to be made synthetically, for purity.





