API China Product Introduction Pure Melatonin Powder is a kind of hormone produced by the pineal gland in your brain to respond to darkness. It helps to regulate biological clocks and sleep. Exposure to light can inhibit the secretion of melatonin. Melatonin is white to off-white powder, soluble in ethanol. Its molecular formula is C13H16N2O2 and its CAS number is 73-31-4. Health Benefits 1....
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