The shelf life of wolfberry fruit is 18 months. The storage method of wolfberry is sealed in a cool and ventilated place. Wolfberry is rich in carotene, a variety of vitamins and calcium, iron and other essential nutrients for healthy eyes, so it has the power of bright eyes, commonly known as "bright eyes child". The content of procyanidins contained in black wolfberry is 3690 mg per 100 grams, which is more than 22 times that of blueberries.