This one really works! No hangovers! Just a Stiff One! Take one capule 30 minutes prior to sexual activity. Effects are only active during stimulation. Read and following warnings on the package. Contains the following proprietary herbal blend: Wolfberry Extract (Goji Berry), Smilax Regelii (Jamaican sarsaparilla), Rhizoma Polygonati, Rhodiola Rosea (golden root), Cyanotis Vaga, Cortex Cinnamoni (Cinnamon tree bark).