Liquid Melatonine SAPLiquid Melatonin for improved sleep and antioxidant support (science based) Melatonin is a hormone (N acetyl 5 methoxytryptamine) produced mainly at night in the pineal gland. Its secretion is stimulated by darkness and inhibited by light. Melatonin, an indole, is synthesized from tryptophan via serotonin. The suprachiasmatic nuclei (SCN) of the hypothalamus have melatonin receptors and melatonin may have a direct action on the SCN to influence
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