POLYGONUM AVICULARE EXTRACT is graded A (Safe) by Expert·ING, based on COSING, FDA regulatory data.

POLYGONUM AVICULARE EXTRACT

Knotgrass Extract

Safety grade: A

Knotgrass extract comes from a common plant found in many parts of the world. It's made by extracting beneficial compounds from the plant's leaves and stems.

This ingredient softens and smooths the skin by helping it retain moisture, leaving it feeling supple and comfortable.

Graded using: COSING, FDA.

Last verified: May 26, 2026