Journal of Cosmetic Dermatology · 2025 · animal
Muscovite, biotite and phlogopite mica samples assessed for cosmetic use were non-irritant on rabbit skin (primary irritation index 0.00) with heavy-metal levels within safe dermal limits; biotite and phlogopite showed moderate antibacterial activity against Staphylococcus aureus, supporting mica's safety as a cosmetic pigment.



















