Special ingredients L-Arginine, Fenugreek, Tribulus Terrestris, Maca Root, Vitamin D3, Zinc, Selenium. Additives L-Arginine, Fenugreek, Tribulus Terrestris, Maca Root, Vitamin D3, Zinc, Selenium. 📈 TRIBULUS TERRESTRIS is thought to contribute to the maintenance of body and muscle tone as well as energy levels.