NutriJa Taurine each serving provides 2g of free form Taurine to promote optimal absorption and assimilation.* Taurine is a sulfur-containing antioxidant amino acid that plays a variety of roles in helping the normal function on the brain eyes heart and vascular system. It Supports heart muscle contractility stabilizes eye membranes and promotes athletic performance. NUTRIJA L-Tyrosine is manufactured in USA based GMP certified facility in itâs purest form and derived from vegetarian source and well tested in lab for purity and potency in lab for purity and potency