Natural Factors Melatonin 10mg 180sublingualMelatonin works with the bodys natural cycles to safely and 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. Benefits: Helps you fall asleep quickly Works in harmony with your body's natural sleep hormones