“Side effects” refers to some pharmacological effects other than the proper therapeutic effects of drugs. Jujube as food consumption, does not have this side effect, only for individual groups, such as high blood sugar, diabetic patients, need to discretionary caution. Its contraindication for the consumption of jujube has allergic conditions, should be prohibited. Jujube is a kind of high carbohydrate food, nutrition related research shows that fresh jujube carbohydrate content of about 30.5%, dry jujube content can reach about 67.8%, then have high blood sugar, diabetes, this kind of special people to eat, is easy to affect the blood sugar, so need to according to their own individual situation and degree of control of their condition, to do as appropriate, cautious food less food for good. There are also individuals for allergy, if the jujube food consumption after allergic conditions, then also need to pay more attention to the daily diet should not be eaten, so as not to induce food allergic reactions. In addition, for most people, jujube can be consumed normally, but should pay attention to the amount of consumption is reasonable, do not overdose. Daily diet should be nutritionally balanced, in order to benefit the health of the body.