nerotenze Boosting Herbs For Men Practitioners of Traditional Chinese and Ayurvedic Medicine have been prescribing tribulus terrestris as an aphrodisiac for thousands of years. Protodioscin is a steroidal saponin found in the herb. In studies, protodioscin triggered the release of nitric oxide, a naturally occurring gas in the body which serves to relax muscles and improve blood flow. It also increases levels of testosterone and dihydrotestosterone DHT. Testosterone is the alpha titan testo hormone responsible for male .