Nootropics refers to a broad group of brain-enhancing supplements, drugs and foods. They can be chemicals, enzymes, hormones or any of a variety of su

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Nootropics refers to a broad group of brain-enhancing supplements, drugs and foods. They can be chemicals, enzymes, hormones or any of a variety of substances thought to improve brain function, promote nerve growth or increase blood supply to the brain. Caffeine is the most common followed by a category of chemicals known as racetams which includes aniracetam, piracetam, oxiracetam and pramiracetam.

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