This Chinese botanical is harvested for its roots, which are cured in a black bean liquid. A perennial flowering vine, Fo-ti is cultivated and harvested for its concentration of anthraquinones and other active compounds. In China, the herb is commonly called he-shou-wu, a reference to the man of the same name who lived during the Tang dynasty period who reputedly lived a long life thanks to a tonic prepared from Fo-ti.
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