DLPA may also be useful. L-Phenylalanine is also the precursor of phenethylamine,a alerting amine thought to modulate libido and agressive behavior. DLPA may also have some use in treating depression. This is the nutrient most used in recovery. First used in a drink by Nutrient Cafe in 1990.
Shows promise in many areas, particularly for people under stress or with abnormal brain function.
However, these conditions are turning out to be quite common, and they may even be effected by genetic factors. Tyrosine may also prevent some neuronal changes caused by stress. Other studies have shown positive effects on tyrosine's helping cure or reduce other addictions, because, significantly, many addictions involve changes in the dopamine-based reward system. A B-complex vitamin that your body uses to manufacture acetylcholine, a neurotransmitter involved in the formation and recall of memories. Take this with vitamin B5.