Natural Factors Quick Release Melatonin 10mgMelatonin works with the bodys natural cycles to effectively reset your biological clock to help you fall asleep faster, increase the quality and duration of sleep, support REM sleep, and reduce daytime fatigue. Natural Factors Melatonin comes in innovative bilayer tablets. It complements a healthy sleep wake cycle by releasing 5 mg immediately upon use and an additional 5 mg gradually over several hours. Addresses occasional sleep disturbances