12/case directions: for adults, chew one (1) tablet, one hour before bedtime or as recommended by a nutritionally informed physician. Use only at bedtime. Not for use by children, teenagers or pregnant women. Serving size: one (1) chewable tablet ingredients: melatonin 5 mg other ingredients: mannitol, modified starch, natural mint flavors, magnesium stearate (vegetable source), silicon dioxide. Non-gmo/gluten free/vegan 08/24/17