Pharmacist: A large study of people aged 65 -- 81 and suffering from insomnia showed that most of insomnia' s symptoms are substantially alleviated by ingesting melatonin, a hormone produced by the pineal gland, which plays a role in the regulation of the body' s biological clock
Thus, the recent claims made by manufacturers of melatonin supplements that the pineal gland produces less melatonin as it ages are evidently correct
relies on a sample that is unrepresentative