PORPHYRA LINEARIS POWDER is graded A (Safe) by Expert·ING, based on COSING regulatory data.
PORPHYRA LINEARIS POWDER
Safety grade: A
Derived from a type of red seaweed, this natural powder is used in cosmetics to provide color, texture, and skin-conditioning benefits. It adds a subtle tint to products while helping to smooth and soften the skin's appearance.
Graded using: COSING.
Last verified: June 9, 2026