What's the difference between winter jujube and purple jujube?

Winter jujube is a nourishing good product with rich nutrition. The sugar content of fresh jujube is 43%, and it is rich in C, A, B, P and other vitamins 10, as well as a large number of amino acids and 10 essential trace elements, and the contents of iron and calcium are also relatively high. It can prevent scurvy, resist infection of diseases, and has the functions of invigorating stomach, calming nerves and helping digestion.