L-Dopa (1 fl oz) by DesBio. L-Dopa is a basic neurotransmitter related to brain function. It is found in many foods where it is involved with the enzymatic action that causes the browning found in peaches, apples, apricots, and bananas.
Demineralized water, 25% ethanol, L-Dopa (6-12-30-200X, 12-30-60-200C)