Kudzu extract of Pueraria extract is derived from the dried roots of legumes kudzu. Deciduous perennial vine quality puerarin, up to 10m, the whole plant is brown shag. Tubers cylindrical puerarin spot, plump, sallow skin, internal silty, strong fibers. Born in the roadside grass and woodland hillside relatively damp places. Kudzu extract of Pueraria Extract insomnia situation has significantly improved in particular. And on the feelings of irritability, palpitations, hot flashes symptoms improved significantly. Food grade puerarin, Tande biotechnology (certified), puerarin by Tande Biotechnology Co., Ltd. Shaanxi. Shaanxi Tande Biotechnology Limited (www.pure-source.cn) (www.zgtdyzt.com) (www.tdyextract.com) is a leader in Xi'an, plant extracts, and over the years, the company implementing the scientific management, innovation development, the principle of honesty and trustworthiness, and satisfy customer needs. Tande biotechnology leader in the staff warmly welcome all inquiries negotiations to create a better world Biosciences future.