* For Occasional Sleeplessness * Dietary Supplement * Suitable for Vegetarians Melatonin is a naturally occurring neurohormone produced in humans by the pineal gland. A favorite of travelers, it governs the body"s circadian rhythms, and has been shown in research to help the body ease into restful sleep more quickly. Melatonin also supports antioxidant activity and immunity. Vegan True Melatonin does not contain any animal products or animal-derived ingredients.