ARGININE PORPHYRA YEZOENSIS EXTRACT is graded A (Safe) by Expert·ING, based on COSING regulatory data.

ARGININE PORPHYRA YEZOENSIS EXTRACT

Safety grade: A

This ingredient is derived from a type of edible red seaweed called Porphyra yezoensis (also known as nori), combined with arginine, an amino acid. It's rich in proteins and minerals that help nourish and strengthen hair and skin.

This ingredient conditions and moisturizes both hair and skin by providing proteins and nutrients that help improve softness, smoothness, and overall appearance.

Graded using: COSING.

Last verified: May 26, 2026