 Melatonin Melatonin from Twinlab. Melatonin (N-acetyl-5-methoxy-tryptamine) is a key metabolic hormone produced by most living creatures, that has been extensively researched for more than 30 years. The pineal gland, which governs sleep cycles, uses it to communicate with cells throughout the body. Time control release.
120 tabs/2mg each.
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