Pycnogenol, when used together with L-arginine, is suggested to increase the production of NO and helps support healthy sexual function in men. Stimuloid also contains Epimedium Sagittatum (AKA "Horny Goat Weed") and Yohimbe. Studies conducted recently clearly showed that yohimbe was superior to placebo for sexual health from a variety of sources.1  Stimuloid Highlights: * Stimuloid is the strongest, most "extreme" sexual stimulant on the market * Immediate results! No need to wait to know that the product is working. * The sexual surge you will experience from Stimuloid will give you huge amounts of energy * No side effects, no prescription needed, and is all natural * Huge serving size of the most expensive, highly concentrated extracts available