Overview Gynostemma pentaphyllum (Jiaogulan, "immortality herb") is a climbing vine native to southern China, Japan, and Southeast Asia, used in traditional Chinese medicine as an adaptogen and longevity tonic. Its primary bioactive compounds are dammarane-type saponins called gypenosides…
In the full monograph
- What it is, and how it works
- What the evidence shows — randomized trials, observational data, animal studies, graded and cited
- Dose, form, and timing
- What to expect, and how soon
- Who should be careful, and what to check first
- The verdict
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