Usage: For the best effect, take one capsule at least one hour before sex, it will be keep activity for two or three days. Ingredients: Wujia sheng 16% Goji berry 18% Semen Cuscutae 15% Herba Epimedii 15% Chinese Ginseng 15% Fu Ling 15% Rou Gui 6% It is highly recommonded to have consultations in Dr&HERBS' Clinics