Melatonin increases the speed of falling asleep and promotes sleep quality. It also has strong antioxidant properties and is important for protecting cellular DNA.2,3 And our Melatonin 6 Hour formula releases 300 mcg of melatonin gradually to help you stay asleep. More Facts About Melatonin 6 Hour Timed Release : Melatonin is a hormone derived from the amino acid tryptophan. Melatonin is primarily synthesized by your pineal gland and released mostly at night. In addition to healthy sleep support, melatonin has been shown to support immune health, healthy brain function and more. Melatonin and sleep : A good night's sleep is crucial for overall health and well-being. But many people experience difficulty falling asleep and staying asleep. Healthy sleep patterns are governed by your body's circadian rhythm and proper melatonin secretion is essential to maintaining a healthy circadian rhythm. But melatonin release declines with age and can be affected by jet lag, shift work and more. Melatonin promotes healthy sleep/wake patterns and encourages onset and quality of sleep, and fosters morning alertness and overall quality of life. Melatonin and oxidative stress : Melatonin is especially important for healthy cellular DNA and mitochondria support because it helps inhibit oxidative damage. Melatonin does this more effectively than many other antioxidants. Melatonin and immune health : Melatonin has a beneficial impact on the immune system. It can activate immune response when more is necessary, but also help restrain overactive immune response. This combined effect is known as modulation, making melatonin a true immune supporter. Melatonin and cognitive health : Melatonin has shown a strong relationship with promoting cognitive health. Melatonin supplementation has been shown in clinical trials to help support healthy cognitive function.