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Banned in sport worldwide. Androgenic side effects. Oestrogen conversion: gynecomastia risk. Not recommended as supplement.
Androstenedione is a direct precursor to testosterone and oestrogen. Once popular as sports supplement.
Provides targeted nutritional substrate or pharmacological activity for specific biochemical pathways not adequately supported by standard dietary intake. Mechanism involves enzyme cofactor provision, receptor modulation, or membrane structural modification.
| Population | Safety rating | Max safe dose |
|---|---|---|
| General | Possibly unsafe | — |
| Pregnancy | Possibly unsafe | — |
| Elderly | Possibly unsafe | — |
No peer-reviewed clinical trial data found for this ingredient.
Data by supplement.ge — Public Health Institute of Georgia (PHIG)