Product Details : Hawthorn berry or Hawthorn leafSpecificationRed or brown powderVitexin 2%; 6%; 9% by HPLC or flavones 10%~ 90% by UVTeat methodHPLC, UV1.Main functionTaken orally to relieve chronic heart conditions; primarily congestive heart failure, but also angina and arrhythmias2. May also help to lower blood pressure