Natures harmony melatonin may help in the temporary relief of insomnia. Melatonin promotes normal sleep patterns and more restful sleep. It also eases shift work transitions, and may relieve jet lag, without the hazards or side effects of prescription sleeping pills. Melatonin works to activate the bodys own natural sleep-wake cycle and helps maintain youthful, healthy tissues by supporting the bodys regeneration process.melatonin is a hormone produced by the pineal gland in the brain. Once released into the bloodstream, melatonin prepares the body for sleep by decreasing temperature, alertness and performance. When taken 30 to 60 minutes before bedtime, melatonin interacts with melatonin receptors in the brain to activate the bodys natural sleep-wake cycle.medicinal ingredients: per capsule:melatonin – 1 mgnon-medicinal ingredients:cellulose, silicon dioxide, magnesium stearate, gelatin.