"There is no standardized melatonin dosage chart by age or weight in the United States. It is recommended to consult a sleep specialist to determine what dosage of melatonin and timing is right ...

Small doses of melatonin (0.1 to 0.5 mg) have been shown to improve sleep in some individuals. Lower doses work best and may even avert side-effects;higher doses raise chances of anxiety and ...

Can you take ‘too much’ melatonin? Much of the data scientists have on melatonin is based on a low dose of around 0.3 to 1 milligram, which is close to what our bodies naturally produce.

Although some research suggests that melatonin may be safe and effective for children, there are no clear guidelines on a suitable dosage. Learn more here.

Melatonin is a hormone that's best known for regulating the body's internal 24-hour clock – or circadian rhythm. It is produced by the brain, mainly at night, as we sleep.

Of the products tested, 20 had between 0 and 76 percent of the labeled content, and 35 had between 126 and 667 percent. The median melatonin dosage in the FDA’s test pool was 1.7 mg per serving.

The prevalence of melatonin consumption in the past 30 days was 5.6% in preschoolers, 18.5% in school-age kids ages 5 to 9, and 19.4% in "preteens" ages 10 to 13, reported Lauren Hartstein, PhD ...