Melatonin is extracted from passionflower, chamomile and lemon balm leaves. In addition to containing 3 mg of melatonin, it also contains hundreds of essential amino acids, vitamins, trace elements and other beneficial ingredients for the human body. It can effectively improve insomnia caused by nervous system problems, help sleep quality and improve healthy sleep cycles. People with nervous system dysfunction must not miss it. As we age, the body's own melatonin secretion will change significantly, resulting in poor sleep quality. Supplementing a certain amount of melatonin can help improve sleep.