Polygonum Cuspidatum Extract

Updated June 7, 2026

Polygonum Cuspidatum Extract is an extract of the whole plant of the Japanese Knotweed, Polygonum cuspidatum, Polygonaceae

Purpose

Functions: Skin Conditioning. We have not yet rated this ingredient because we have not had a chance to review the research on it.

Rating

NOT RATED

Category

INCI Purpose

SKIN CONDITIONING

Alternative Names

At a Glance

Article

References