Dietary Supplement. Natural strawberry flavor (with other natural flavors). Promotes relaxation. Healthy sleep. Optimal wellness. Melatonin is a hormone produced by the pineal gland in the brain that helps regulate the body's circadian rhythm, the internal clock that controls when we fall asleep and wake up. Gluten free. Soy-free. Preservative free. 847-255-1600. www.carlsonlabs.com. An FDA regulated facility. (These statements have not been evaluated by the FDA. This product is not intended to diagnose, treat, cure or prevent any disease.)