Cholecystectomy generally does not cause anemia, if after cholecystectomy, the patient develops anemia symptoms, it is recommended to alleviate the anemia through dietary adjustments and taking medication. 1. Dietary adjustments: Increase dietary nutrition appropriately, pay attention to balanced nutrition, correct anemia, and eat more iron-rich foods, such as pig liver, pig blood, lean meat, dairy products, beans, fruits, green leafy vegetables and so on. Do not eat spicy, greasy stimulating food. 2. Drugs: It is recommended to supplement the elements or factors needed for hematopoiesis, such as vitamin B12, ferrous sulfate tablets, ferrous gluconate syrup and so on. Anemia may also be caused by leukemia, hemolytic anemia and other causes. It is recommended to actively carry out the treatment of the primary disease, only when the primary disease is controlled, the symptoms of anemia can be reduced.