何首乌为常用中药。始载于《开宝本草》,谓:“何首乌生必相对,根大如拳,有赤、白两种,赤者雄,白者雌”。《本草纲目》中收录以何首乌为主要成分的补益方,常按赤白首乌各半的原则配伍。如七宝美髯丹:“用赤、白何首乌各一斤”;首乌丸“只用赤白各半斤”[1]。由此可见何首乌与白? Polygonum multiflorum is a commonly used traditional Chinese medicine. Beginning in “Kai Bao Materia Medica”, said: “He would be the opposite of Health, roots such as boxing, there are red, white two, red male, white female.” In the “Compendium of Materia Medica”, the replenishing party, which is mainly composed of fleece-flower root, is often used in accordance with the principles of each half of Chibai and Shouwu. Such as Qibao Mei Dan Dan: “with red, white fleece-flower root each a pound”; Shouwu pill “only use red and white half a catty” [1]. This shows that Polygonum multiflorum and white?