Huperzine A

Huperzine A is a natural compound extracted from the moss Huperzia serrata. It reduces the breakdown of the neurotransmitter, acetylcholine, which is involved cognitive function and muscle contraction. It has been shown to increase levels of the neurotransmitter, dopamine, which plays important roles in executive function (attentional control, working memory, inhibition, and problem-solving), motor control, motivation, arousal, reinforcement, and reward.