Melatonin 2.5mg Sublingual Orange, Value Size, 240 Tablets, Source NaturalsMelatonin Sublinguals Orange and Peppermint Flavor, 1 mg, 2. 5 mg and 5 mg Melatonin is a neurohormone produced in humans by the pineal gland. A favorite of travelers, it governs the body's circadian rhythms. Melatonin is also a potent antioxidant. Supplement Facts for 2. 5 mg orange Serving Size: 1 tablet Amount %DV Vitamin B 6 (from pyridoxal 5' phosphate [Coenzymated]) 338 mcg 0. 17 Melatonin 2. 5 mg Other Ingredients: sorbitol, mannitol, natural