Phenibut is a nootropic supplement similar to the neurotransmitter GABA. It has the ability to reduce anxiety and improve sleep while providing a clear mindset. Phenibut is potentially addictive therefore needs to be used responsibly, if at all.
Adrafinil is a wakefulness-promoting supplement that also happens to have impressive nootropic properties. Used responsibly, it can be an effective tool for supporting lengthy mentally demanding tasks.
Phenylpiracetam is a lesser-known member of the racetam family of nootropics but has seen an increase in popularity over the past couple of years. Not only is phenylpiracetam a powerful cognitive enhancer, it is also unique in its ability to boost athletic performance.