Genestra - Amino L-Tyrosine - 60 Vegetarian Capsule(s) - NPN: 80003107 -- Amino L-Tyrosine. Genestra Amino L-Tyrosine can help the management of physical, psychological and sleep deprivation stress. Guaranteed to contain no added wheat, starch, yeast, gluten, corn, soy, sodium, sugar, artificial coloring or flavoring, antimicrobial preservatives, dairy or animal products. Ideal for vegans