Tribulus Terrestris from Nutrabio contains 500mg of tribulus per capsule. Nutrabio tribulus can help to raise testosterone levels in a safe and natural way. his can lead to an increase in energy levels, stamina, endurance and sexual drive.
Nutrabio uses only 100% tribulus extract standardized to a minimum 60% saponin, twice the concentration of most brands. Saponin is the active ingredient in tribulus. Nutrabio does not mix it with cheap whole plant tribulus powder to bring the price down. Nutrabio uses only the pure standardized extract - No Tricks. With any herb the only way to know what you're getting is to insure it is a standardized extract listing the percentage of active ingredient.