This formula is designed to support catecholamine production, support focus and motivation, supports cognitive ability, reduces the risk of depression and may be helpful in physically stressful situations.  It supports a healthy nervous system.  This formula supports healthy adrenal and thyroid function.  The amino acid tyrosine is the precursor to and supports the production of dopamine, epinephrine, norepinephrine, and thyroid hormones.  Tyrosine affects neurotransmitters and may promote healthy emotional well-being, as well as support alertness and focus. ‡