Sealed bottle of 60 tablets Melatonin 3 mg by Major farmaceuticals. Supports a healthy sleep Cycle. Melatonin is a substance produced by the body to help regulate the natural sleep cycle. Melatonin declines with age and can diminish with use of substances like caffeine, certain medications and alcohol. Major Vibrant Health Melatonin can help replace the melatonin needed to promote a healthy sleep cycle. Free of yeast, wheat, gluten, milk or milk derivatives, lactose, sugar, preservatives, artificial colors, flavors, sodium.