ingredient information
Astragalus
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Astragalus membranaceus is a perennial herb that grows up to 1 m high; the part used is the dried root collected from 4 to 7 year old plants. Although Astragalus is extensively cultivated, most are native to northern China, Suichuan, Yunnan and Tibet. Chemical Composition: The root contains saponins, polysaccharides, triterpene glycosides, flavonoids, sterols, free amino acids and trace minerals. Astragalus Root is highly valued in Chinese medicine and is considered an herbal tonic comparable to ginseng. Numerous human and animal experiments have reported immunopotentiating effects: stimulates macrophages, promotes antibody formation and increases T lymphocyte proliferation. Also antibacterial, antiviral, anti inflammatory, has cardiovascular effects including hypotensive and vasodilating, liver protection, antioxidant effects, improved learning and memory, promoting cartilage growth, diuretic and improving stamina. these activities are mainly attributed to the many saponins and polysaccharides present in the root. Source: http://naked-herb.com/Herbs_Astragalus.html