Hypericum perforatum extrac 0.3%

Hypericum perforatum has a medicinal history of more than 2000 years in China, which is included in the dictionary of traditional Chinese medicine. Hypericum perforatum L. flower tip or aboveground part of Hypericum perforatum L. is the product extracted from Hypericum perforatum L. commercial extract is usually standardized to contain 0.3% of total hypericin【 Crude drug resources] there are about 370 species of Hypericum in the world. Hypericum perforatum is widely distributed in Europe, Asia, northern Africa, Australia, North and South America. It is common in the hillside forest or grassland with an altitude of 1000 ~ 2500 meters. Hypericum perforatum is widely distributed in China, including Guizhou, Sichuan (such as Zhaojue, Yanyuan, Yanbian, etc. in Liangshan Prefecture), Jiangsu, Hebei, Shandong, Shaanxi, Jiangxi and other provinces. It is mainly produced in Jiangsu, Sichuan, Guizhou and other places【 [plant form] perennial herb, the whole plant is hairless, the stem is upright, and the height is 10 ~ 100cm. The leaves are oval, 1.5 ~ 4cm long, sessile, opposite, glabrous, with transparent gland points. The inflorescence is large and round, with cymes. Each inflorescence has about 25 ~ 100 flowers, male and female. Sepals 5, separated, 4.0 ~ 6.0mm long, lanceolate, acute pointed or acuminate, with black gland spots. Petals 5, separated, 8.0 ~ 12.0mm long, yellow, with black glandular spots on the edge. Stamens 15 ~ 100, composed of 3 ~ 5 bundles, superior ovary and 3-lobed style. The fruit is a dehiscent capsule, 7.0 ~ 8.0mm long, brown. Seeds cylindrical, pitted. Figure 1 shows Hypericum perforatum. Chemical constituents 1. Hypericin, pseudohypericin, protohypericin, protopseudohypericin, cyclopseudohypericin, isohypericin, emodin chemicalbook anthrone and Hypericode hydrodiantrone, etc. The content of pseudo hypericin is usually 2 ~ 3 times higher than hypericin. Protohypericin and protopseudo hypericin mainly exist in fresh plants and will be transformed into hypericin and pseudo hypericin under sunlight. Cyclopseudo hypericin is the oxidation product of pseudo hypericin. Figure 2 shows the structural formula of hypericin and its derivatives. 2. Flavonoids: kaempferol, luteolin, myricetin, quercetin, quercitrin, Isoquercitrin, hyperin / Hyperoside (see Figure 2), amentoflavone / 13, Ⅱ 8-biapigenin, rutin, etc. proanthocyanidins account for about 12% of dry plants. 3. Hypericin: hyperforin and adhyperforin. 4. Organic acids: caffeic acid (0.1%), chlorogenic acid, picric acid, ferulic acid, isoferulic acid, gentian acid, etc. 5. others: essential oils and? Ton ketone, emodin, anthracenol, alkane and long-chain fatty acids such as lauric acid, palmitic acid and some carotenoids (lutein, violaxanthin, CIS throllixathin, throllichromone). Pharmacological action 1) neuropsychiatric diseases: treat mild to moderate depression, anxiety and neurasthenia. 2) Insomnia. 3) Alcohol dependence syndrome. 4) Benign paroxysmal positional vertigo. 5) Cardiovascular neurosis. 6) Digestive system diseases: treatment of functional dyspepsia and irritable bowel syndrome. 7) Others: pharyngeal paresthesia, pain, anti-agingPlease enter the product introduction information...