Description
Melatonin is the primary hormone secreted by the pineal gland, studied for its role in circadian-rhythm regulation, antioxidant activity, and sleep-cycle research models.
| CAS Number | 73-31-4 |
| Molecular Formula | C13H16N2O2 |
| Format | Lyophilized powder, 10mg × 10 vials |
| Purity | ≥98% (HPLC verified) |
| Storage | -20°C lyophilized, protected from light; 2-8°C after reconstitution |
Melatonin gets framed as a sleep hormone, but researchers use it just as much for its antioxidant activity — the pineal gland releases it on a strict daily rhythm, which makes it a natural entry point for circadian-biology research.






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