Jujube itself did not lose a little moisture, the outer skin is very bright and fresh and smooth when called crisp jujube, it is not easy to store. Crisp jujube through drying, lose a very part of the water, the outer skin appeared many wrinkles, color has been red, at this moment it is called red jujube, very good storage. Jujube is a kind of nutrient elements are very rich things, especially the composition of vitamins and its dietary fiber and mineral composition are relatively high.