Huperzine A - an alkaloid of plant origin having the ability to penetrate the blood-brain barrier, it is a negative catalyst for the degradation of acetylcholine, that improves nerve conduction and having a significant impact on the concentration, cognition and memory. It helps mitigate the effects of oxidative stress, and prevents the depressions, has neuroprotective actions improving well-being. In the sports supplementation it is recommended at pre-workout, pre-effort and during workouts in order to improve concentration, as an component of advanced creatine stack, no-boosters as well as herbal remedies that improve mood.