aA drug-free sleep aid that helps establish normal sleep patterns. A good night's sleep can help restore your body, boost your immune system, and may help you maintain a healthy body weight. Melatonin has also been shown to help reduce anxiety. Help combat occasional sleeplessness with Natrol Melatonin, a natural nightcap that helps your body establish normal sleep patterns to promote a more restful, relaxing night's sleep, and better overall health. Relax and get a great night's sleep with Natrol Melatonin. Go to sleep and stay asleep.