Rutin 88%-91%

Hunan Baide Biological Products Co., Ltd. was founded in 2018. Factory is named Huaihua Shengde Biotech Co.,Ltd, which was established in 2009,covers an area of 2000 square metres.We mainly focus on the purification of active ingredients from plants  and herbs with strong R&D capabilities and advanced production technology.Key products are trans-resveratrol and emodin extracted from natural polygonum cuspidatum （Gaint knotweed),as well as some of other plant and herb extracts.all of which are widely used in Pharmaceutical,Nutraceutical and Cosmeticindustries. Rich in more than 15 years of experiences inbotanical extracts, output of resveratrol is around 30 tons per year, stable supply makes us easy to establish firm long- term relationship with customers .As a true manufacturer, the price is competitive definitely. All the products are produced under strict quality standards. Hunan baide is also a supplier of certified high purity Koshelbotanical extracts. We have the best qualified sales team, as well as the best customer and after-sale service. We strongly believe that product quality is of the most importance to customers and customers' satisfaction is vital to us. We are proud to be your trusted partner.