NOW Foods, L-Tyrosine Powder, 4 oz Fo Ti L-Arginine is an important factor

L-Arginine is an important factor in muscle metabolism and is a predecessor for nitric oxide

Delicious lemon-mint liquid formula

Softens the impact of shock

or airports

and crystals

NOW Foods, L-Tyrosine Powder, 4 oz Fo Ti L-Arginine is an important factorDescription Pharmaceutical Grade Healthy Glandular Function Supports Mental Alertness Tyrosine is a conditionally indispensable amino acid required for the production of the neurotransmitters dopamine, adrenaline, and noradrenaline, as well as for the skin pigment, melanin. Noradrenaline (norepinephrine) and adrenaline (epinephrine) are the main actors in the bodys response to acute stress and, along with dopamine, help to support a positive mood and