GMP (Good Manufacturing Practice) high-quality production and research deployment, to cope with the fierce competition and heavy work pressure in today's society, the product contains the natural hormones secreted by the pineal gland in the human brain center - melatonin, theanine, vitamin B6, folic acid , Vitamin B12, 5-Hydroxytryptophan, which can relieve nervous tension and calm the mood. The natural formula can induce natural sleep or shorten the time to fall asleep, making it easy for people to enter a state of sound sleep, thereby improving sleep quality. It is suitable for restless night sleep, Dorothy Use with people with jet lag. Features : ? Pure natural and does not contain western medicine ingredients. ? Stable mood, fall asleep naturally. Precautions : 1. Please consult your doctor for instructions during pregnancy or breastfeeding. The product is made of natural plants and herbs. It may change color (dark or light) in different seasons and climates.