There is no so-called which four kinds of people should not eat sour jujube kernel, the Pharmacopoeia has not recorded the adverse reactions of this product, but need to pay attention to have solid evil and slippery leakage of people with caution. Occasionally there are allergic reactions. Sour jujube kernel has the efficacy of nourishing the heart and tonifying the liver, tranquilizing the heart and tranquilizing the mind, and restraining sweat and generating fluids. It is mainly used in the treatment of insomnia (void and restlessness, unable to sleep), palpitations and dreaming (palpitations when frightened, often dreaming), excessive sweating, and thirst due to injury of fluid. As a kind of traditional Chinese medicine, sour jujube kernel is sweet and sour in flavor, flat in nature, and belongs to the liver, gallbladder and heart meridians. However, it should be noted that it should be taken with caution for those with solid evils and slippery drainage, and should not be taken by those who are allergic to sour jujube kernel. Sour jujube kernel may cause allergic reactions, such as skin allergy, itching, hives, etc. Therefore, those who are allergic to sour jujube kernel should not eat sour jujube kernel. If you are not feeling well, it is recommended that you go to a regular Chinese medicine hospital for diagnosis, and then use reasonable and standardized medication under the guidance of a doctor, and do not take it blindly on your own.