What is Sanyuan Ariyou? Sanyuan Ailiyou is a traditional Chinese medicine health product for male erectile dysfunction (ED). Its main ingredients are three herbs: epimedium, wolfberry and dogwood. The multiple active ingredients contained in these three plants can work synergistically to promote blood flow into the corpus cavernosum of the penis, thereby improving erectile function. Sanyuan Ailiyou is also called Sanyuan capsule. How is the user reputation? Many users said that after taking Sanyuan Ailiyu, they not only got a long-lasting sex life, but also enhanced their sexual function.