HIMANTHALIA ELONGATA EXTRACT is graded A (Safe) by Expert·ING, based on COSING regulatory data.

HIMANTHALIA ELONGATA EXTRACT

Safety grade: A

This ingredient comes from a species of brown seaweed (also called thongweed) found in Atlantic waters. It's rich in minerals, vitamins, and natural compounds that nourish and protect the skin.

This seaweed extract is used in skincare products to protect the skin from environmental damage, soothe irritation, and help maintain healthy, hydrated skin.

Graded using: COSING.

Last verified: May 26, 2026