Rehmannia root extract Rehmannia Extract has the functions of clearing away heat and promoting body fluid, and after cooling, hemostasis; it is used for hot wind and yin, dark tongue, polydipsia, rash, hematemesis, epistaxis, and sore throat. Rehmannia Extract clears heat and cools blood, nourishes yin and promotes body fluid; it is used for polydipsia, rash, yin deficiency and internal heat, hematemesis, epistaxis, and infectious hepatitis. For irregular pieces, fragments, different sizes, thickness. The surface is black, shiny and sticky. The quality is soft and tough, not easy to break, and the end face is black and shiny. Sweet. Its total ash content should not exceed 6%, and acid-insoluble ash content should not exceed 2%. Rehmannia root extract is one of our main products. This specification is relatively cost-effective, and the customer group is mainly concentrated in large quantities and preferential prices. Then you may worry about the quality, don't worry about this…