The three randomized treatments were melatonin 0.5 mg 2.5–3 hours before bedtime, melatonin 0.5 mg upon morning awakening, or placebo capsules. Twelve of the women were admitted to the GCRC at ...

Many stores sell supplements that are packed with far more melatonin than the body naturally produces. Czeisler recommends ...

Melatonin can be safe to take every night in the short term. However, it's generally advised to take no more than 1-5 milligrams per night. While melatonin is not bad for you, you may develop side ...

The protocol consisted of one baseline observation week followed by 4 weeks of double-blind randomized treatment with either melatonin 0.5 mg or placebo in identical-appearing capsules (Figure 1).