Bioinvitagen:-Bioinvitagenincreases blood flow allowing one to have better erections.increases the production of testosterone and hence increase sex drive or libido.increases strength and stamina to perform the sexual act.improves the mood pattern, relaxes the mind by reducing stress and helps one concentrate better.increases the blood holding capacity of the penile chamber which further boosts one’s staying power. this again helps increase the blood flow to and the blood holding capacity of the penile chamber helping you achieve longer and stronger erections for a longer period of time. https://wellnessclient.com/bioinvitagen/ https://www.youtube.com/watch?v=Gvbm4wHm2j0&feature=youtu.be https://www.dailymotion.com/video/x7msbo2