Melatonin 3 mg Sublingual tablets, provided by Douglas Laboratories, contain 3 mg of the purest pharmaceutical grade of melatonin, in a convenient sublingual tablet.Melatonin is a natural hormone nutrient that is synthesized from the amino acid tryptophan by the pineal gland in the back of the brain. Melatonin also occurs in small amounts in a variety of foods. In the body, melatonin appears to regulate sleep/wake cycles, support normal immune function, and protect cells from free radical damage.
