Dietary Supplement. Natural flavor. Fast dissolve. Fall asleep faster, stay asleep longer. 100% drug free. Vegetarian. Natrol Melatonin 5 mg Fast Dissolve: helps establish normal sleep patterns; fast dissolve form - take anytime, anywhere; no water needed; 100% drug-free and non-habit forming. Melatonin is a nighttime sleep aid for occasional sleeplessness. No: milk, egg, fish, crustacean shellfish, tree nuts, peanuts, yeast, artificial colors, flavors or preservatives. (These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.)