Article
Integrated chemical and genetic authentication of Polygoni Multiflori Caulis: Refuting diameter restrictions and exposing market adulteration.
PeerJ - 1 Jan 2026
Ngo Ngoc-Phuoc, Lee Meng-Shiou, Chiang PeiJung, Huang Jing-Yao, Hung Ho-Ling, Wu Kun-Chang
Abstract excerpt
Background: Polygoni Multiflori Caulis (PMC), the dried stem of Pleuropterus multiflorus (Thunb.) Turcz. ex Nakai (PM), is a fundamental traditional Chinese medicine utilized for treating sleep disorders. Despite its medicinal importance, species confusion exists due to the taxonomic synonymy of Polygonum multiflorum var. hypoleucum (PMH) and Pleuropterus angulatus (PA) with PM. Furthermore, conventional quality...
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