Lychee is a common fruit that does not have the efficacy and effect of treating diseases and can only provide partial nutrients to the body. It is contraindicated for those who are allergic to the product and should be used with caution by those with allergies. Lychee contains vitamin A, vitamin B, vitamin C, free amino acids, protein, folic acid, glucose, fat, fruit acids, carbohydrates, calcium, iron, phosphorus and other nutrients, proper consumption can provide the body with some nutrients, has a certain nutritional value. Lychee is suitable for most of the population, allergy to this product is prohibited, allergic persons with caution. This product can be consumed in moderation, should not be consumed in excess. Food does not have the efficacy and role of the treatment of disease, if there is physical discomfort, it is recommended that the hospital, under the guidance of a physician to standardize the treatment, do not unauthorized use of medication, do not blindly listen to prescriptions, so as to avoid misunderstanding the condition.