Product Name: Epimedium Extract Appearance:Brown Fine Powder Botanical Name: Epimedium brevicornum Plant Part Used: Stem & Leaves Effective Ingredient: Icariin/Icariins CAS No: 489-32-7 Molecular Formula: C33H40O15 Molecular Weight: 676 Specification: 5%, 10%, 20%, 30%, 40%, 50% 98% Analysis: HPLC It is an all-natural sexual support for greater potency and performance, and is a great enhancer for both men and women. Research has verified the sexual enhancement effect that it has on humans and it could also supplement kidneys and dispel wind-damp for weakness.