The Mica-Free Movement: Why Cosmetic Brands Are Turning to Synthetic Ultramarine Pigments

For decades, mica has been the default choice for adding shimmer and depth to everything from eyeshadow to nail polish. But in 2026, a growing number of cosmetic brands are quietly moving away from natural mica, and the reason has less to do with color performance than with what happens before the mica ever reaches […]