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In a small study of healthy adults aged 55 and older, 5 mg of melatonin increased total sleep time compared to placebo. Although recent research by the University of Cambridge and Fudan University found that seven hours is the ideal amount of sleep, many Americans get less than that. In fact, dat

  • 123456 Profile photo of Madelyn

    I prefer low dose <1 mg combined with other natural agents like glycine