Black jujube has rich nutritional value, such as carbohydrates, dietary fiber, fat, pectin and protein, etc., but also contains a wealth of vitamins and minerals, more importantly, black jujube contains tannin and yellow pigment and other biologically active substances. And have very strong enhance the role of the body's immunity, and on cardia cancer, lung cancer, vomiting blood has obvious curative effect. Black jujube contains protein, sugar, organic acid, vitamin and phosphorus, calcium, iron and other nutrients. Black jujube is warm and sweet, with kidney and stomach effects, has the "nutritional warehouse" name.

The general population can eat, but should not eat on an empty stomach! Black jujube contains a lot of pectin and ellagic acid, these components and stomach acid combination, the same will be in the stomach into hard lumps. Excessive consumption of jujube will cause excessive stomach acid and bloating; avoid eating with persimmons; avoid eating with seafood.

Black jujube temperature, due to the rich nutrition, not easy to digest, stomach force poor people should not eat more.