Amino acid present in L-Tyrosine Powder is known to play a key role in production of dopamine & norepinephrine neurotransmitters with support to healthy glandular function. It is an essential amino acid having ability to support improved mental focus, cognitive function, and hormonal balance. This is an excellent precursor to adrenaline and a most commonly consumed pre-workout powder. It is also admired for having ability to enhance bodyï¿½s stress response and improve mental alertness. L-Tyrosine Powder is a dietary supplement which is most commonly consumed 1 to 3 times a day as prescribed by physician.