See all treatments in the PatientsLikeMe system shared by patients just like you.
See also: L-Tyrosine
What is Tyrosine Capsules? Tyrosine plays an important role in brain nutrition because it serves as a precursor for the synthesis of several neurotransmitters including dopamine, norepinephrine, and epinephrine. It is also necessary for the production of melanin, cholecystokinin (CCK), and the thyroid hormones.