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INCI: CI 77400
This ingredient is a pigment used to impart a metallic copper color to cosmetic products, enhancing their visual appeal.
May aggravate
Safety summary
Generally considered safe for cosmetic use, but like any metallic pigment, it should not be inhaled.
CAS Number
7440-50-8
For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.