Tricaps ® are highly dosed XXL-capsules with a gigantic filling weight of 1000 to 1400 mg. Tricaps ® enjoy great popularity especially amongst top athletes or bodybuilders. The completion of the nutrition through L-Arginine is recommended especially when the L-Arginine demand can not always be covered completely because of an individual, one-sided nutrition or several diseases but especially because of sportive record. As many studies show, Nitric Oxide is built on a natural and safe way through the supply of the amino acid L-Arginine.