Quicksilver Melatonin Professional 4mg LiquidFour times stronger than our standard nanoemulsion melatonin, this Professional Strength dose helps you fall asleep, stay asleep, and minimizes the hangover effect' of typical high dose melatonin supplements.* *This is a statement of nutritional support. This statement has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any diseases. Individual results may vary.