Natural Factors Melatonin Peppermint 10mgMelatonin works with the bodys natural cycles to effectively reset your biological clock, helping you fall asleep faster, increasing the quality and duration of sleep, supporting REM sleep, and reducing daytime fatigue. Natural Factors Melatonin, from non animal sources, comes in a sublingual tablet to ensure fast, consistent absorption. Addresses occasional sleep disturbances including difficulty falling asleep, staying asleep, and waking too early