Active ingredient: scale extract Content: [10:1 20:1] With regard to male silk moth extract, we have produced two kinds, 10:1 and 20:1. And we can also provide the proportion of the other according to customer requirements. Male silk moth extract has a long history in China, was used as a male tonic. A unique protein and male hormones, male silk moth is rich in beneficial to the body's normal growth,The formation and evolution of male reproductive organs. It is used for kidney, to accelerate the growth of sperm and bone marrow and stimulate the nervous system. Male silk moth is considered in Asia is a very powerful male sexual stimulation and