Supplement based on L-tyrosine. L-tyrosine is an amino acid belonging to the group of non-essential and precursor of the neurotransmitters norepinephrine and dopamine, regulates mood swings among other things. Tyrosine deficiency leads to a deficiency of norepinephrine in the brain, which can result in emotional lows.
In addition to improving mood, tyrosine also acts as a brain stimulant and emotion balancer.