Profile: Shanghai Tauto Biotech Co., Ltd. specializes in the research, production and sale of high-speed countercurrent chromatography (HSCCC) & plant extracts. Our products include huperzine A and various plant extracts such as bilberry, camptothecin, chlorogenic acid, danshen, docetaxel, epimedium, gentella asiatica, gingkgo leaf, ginseng, glycyrrhiza, grape seed, green tea, gynostemma & huperzia serrata. The gentella asiatica plant extracts contain effective ingredients of asiaticoside, asiatic acid, centella selected triterpenes, madecassoside, centella triterpenic genine, and madecassic acid. The glycyrrhiza has a rice content of glycyrrhetinic acid, disodium glycyrrhizinate, dipotassium glycyrrhizinate, monoammonium glycyrrhizinate, tripotassium glycyrrhizinate and isoliquiritigenin. Huperzine A is a purified alkaloid extract from a Chinese moss. The moss is used in traditional Chinese medicine for treating fever, inflammation, schizophrenia and memory loss. As a modern herbal supplement, huperzine A is used therapeutically to treat Alzheimer's disease and other age associated memory impairments.