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Racetams are a class of nootropics that all share a similar chemical structure. They are all known to exhibit cognitive-enhancing properties.1https://www.ncbi.nlm.nih.gov/pubmed/8061686 Despite this, each racetam is different from the last, and the full pharmacological profiles are are often elusive.
The best racetams tend to share the characteristic of modulating the acetylcholine and/or glutamatergic system. What all racetams share in common is an extremely low toxicity and a lack of serious side effects.1https://www.ncbi.nlm.nih.gov/pubmed/8061686
- Stack well with choline
- Modulate glutamate
- Improve cogntion
- Enhance memory and learning
Learn more about specific racetams: