Min. Order Reference FOB Price
1 kg US$10.00-200.00 / kg
Product Description
Description Melatonin is the all-natural nightcap. It's secreted by the pineal gland, a pea-size structure at the center of the brain, as our eyes register the fall of darkness. At night, melatonin is produced to help our bodies regulate our sleep-wake cycles. The amount of melatonin produced by ...