Huperzine A is a naturally occurring sesquiterpene alkaloid compound derived from the Chinese club moss, *Huperzia serrata*. This plant has a long history of use in traditional Chinese medicine for conditions including fever, inflammation, and memory impairment. In modern contexts, Huperzine A is primarily investigated and used as a dietary supplement for its potential cognitive-enhancing properties. It is available in various over-the-counter formulations, often marketed for memory, focus, and overall brain health. Studies have explored its role in neurodegenerative conditions, although more definitive research is needed before any medical claims can be made. (PubChem, NIH ODS)
Deep dive
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Known interactions
Category rule: glp1 × supplement
Note
GLP-1 medications slow stomach emptying, changing how/when oral supplements absorb; rapid weight loss raises the importance of protein and micronutrients.
Time oral supplements when nausea is lowest; prioritize protein and micronutrients; discuss with your provider.
Category rule: supplement × medication
Note
Some supplements change how the body processes medications (absorption, liver enzymes, or additive effects).
Specific pairs are checked against a licensed drug database and shown with their own severity. Always confirm with your provider or pharmacist.
Stackwise compiles summaries from publicly available scientific and regulatory references. Always verify important decisions with a licensed clinician.
Related compounds
Others in the supplement category or studied for the same goals.