Nutricology/ Allergy Research Group, L-Tyrosine, 500 mg, 100 Veg CapsProduct Description L tyrosine is a non essential amino acid and a precursor to adrenaline, norepinepherine, dopamine and L dopa. These neurotransmitters are involved with mental function, mood, satiety and response to stress.* L tyrosine is also involved in the production of thyroid hormone and the skin pigment melanin.* Free form amino acid, high purity, well tolerated.. . Product Benefits Ingredients L Tyrosine 500 mg Suggestions As dietary