Shan Yao (Dioscorea opposita)
【Source】Tuber of Dioscorea opposita, a plant from the Dioscoreaceae family. Widely cultivated across China, with the best quality from Henan Province.
【Pharmacological Components】Contains saponins, mucilage, choline, starch, sugars, proteins, free amino acids, polyphenol oxidase, and vitamin C. Offers nutritional benefits and aids digestion, lowers blood glucose levels.
【Nature and Meridian Attribution】Sweet, mild. Enters the liver, spleen, and kidney meridians.
【Functions】Strengthens the spleen, removes dampness, nourishes the lungs, consolidates the kidneys, enriches essence, and tonifies qi. Used for spleen deficiency diarrhea, chronic dysentery, lung deficiency cough, diabetes with leukorrhea, frequent urination, etc.
【Dosage】9–30 grams.
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