"Jujube is round and sweet", the protein content of fresh jujube is about 1 1 times that of pear, the content of fat and sugar is twice that of pear, and the sugar content of fresh jujube is as high as 20%-36%, which is higher than that of beet and sugarcane. More important than sweetness, vitamins precipitate on jujube, which makes jujube shine at once. The contents of vitamin C and vitamin P in jujube are the highest, ranking first among all kinds of fruits. The content of vitamin C in fresh jujube is 7- 10 times higher than that in citrus and 75 times higher than that in apple. It is generally recognized that lemon is a representative rich in vitamin P, but it is ten times worse than fresh jujube. Vitamin P plays a certain role in improving human capillaries, preventing and treating blood diseases and cardiovascular and cerebrovascular diseases. If vitamin C in the diet is deficient or insufficient, people will feel tired and even get scurvy. Eating red dates often can make people look rosy and radiant. Vitamin A, vitamin B 1 and vitamin B2 are also "permanent residences" of jujube. Therefore, jujube has the reputation of "live vitamin pills". The phosphorus and calcium content of jujube is also 2- 12 times higher than that of ordinary fruit. Jujube also contains cyclic adenosine monophosphate, which is a hormone involved in human physiological metabolism. In addition, jujube also contains 14 amino acids, 6 organic acids and 36 trace elements. Generally speaking, fresh dates are eaten directly after washing, and dried dates are cooked in rice porridge, so that the human body can fully absorb its nutrients. When women eat it during menstruation, it has the effect of benefiting qi and nourishing blood. It should be noted that although jujube is a good tonic, it should not be eaten in excess. Excessive consumption of jujube may cause bloating.