DESC: Helps Establish Normal Sleep Patterns. Natrol's Melatonin supports healthy sleep patterns. The body naturally releases Melatonin in response to changes in light, with Melatonin levels rising at night. It is in this way that Melatonin helps promote sleep. Each batch of Natrol Melatonin is verified by HPLC-method. Recommended Daily Dosage: Shake well before each use. Take 4 droppers (4 ml) 20 minutes before bedtime or as desired. May be taken directly or combined with water or juice. Serving Size: 4 droppers (4ml) Servings Per Container: About 15 Ingredient: Melatonin (1 mg per serving) Other Ingredients: Purified Water, Fructose, USP Alcohol, Natural Raspberry and Vanilla Flavoring, Natural Caramel Color. CONTAINS NO: Yeast, Wheat, Corn, Milk, Egg, Soy, Glutens, Artificial Colors or Flavors, Added Sugar, Starch or Preseratives. Warning: If you are under medical supervision or using any tranquilizers or sedatives seek the advice of your health practioner prior to using. Consult your phys