L-Tyrosine

L-Tyrosine is a precursor to the neurotransmitters dopamine, norepinephrine, and epinephrine. Supplementation may help improve cognition, especially under stress or fatigue. For product comparison, L-Tyrosine should be checked by exact form, plant part or compound type, standardization, amount per serving, and whether it is listed as an active ingredient, other ingredient, or part of a blend. For product comparison, L-Tyrosine should be checked by exact form, plant part or compound type, standardization, amount per serving, and whether it is listed as an active ingredient, other ingredient, or part of a blend.