Model Number: salidroside 1%, rosavins 3% Key Specifications/Special Features: Product name: Rhodiola rosea extractLatin name: Salix triandra L.Appearance: Reddish brown powderPart of used: RootProducst descriptionsRhodiola L. is widely distributed in Arctic and mountainous regions throughout Europe and Asia. It grows at altitudes of 1500 to 4000 metres above sea level. Now the Extracts of this plant produce favorable changes in a variety of diverse areas of physiological function, including neurotransmitter levels, central nervous system activity, and cardiovascular function.Specifications1.0%, 2.0%, 3.0% salidroside HPLC1.0%, 2.0%, 3.0% rosavin HPLC3.0%, 5.0%, 7.0% total rosavins HPLC