Sleep patches are stickers that contain melatonin and can be applied right to your skin before bedtime. They often contain additional ingredients like valerian root and passion fruit extract for added ...

People often call melatonin the sleep hormone. The human brain makes melatonin when it gets dark to set in motion the process of falling asleep. Some people who have difficulty sleeping say that ...

An eye-opening analysis of common over-the-counter sleep aids finds they contain wildly variable amounts of melatonin, with some packing up to 347 percent of the amount on the label. The study, ...