Carpintera Metálica Lara

Melatonin for Disrupted Sleep-Wake Cycle 2 to 12 mg taken at bedtime for up to 4 weeks, may help get your natural rhythm back on track6. Melatonin for Extended Difficulty Sleeping most research studies have used 2 to 3 mg of controlled-release melatonin for up to 29 weeks. Doses of up to 12...