Fatty liver is closely related to poor lifestyle, the latest treatment is still based on lifestyle intervention, etiological treatment, generally without medication. 1. Correcting bad habits: avoiding a sedentary lifestyle, avoiding a high-energy diet, refraining from drinking sugary beverages, controlling the diet, increasing the intake of fresh fruits, dietary fibers, green vegetables and unsaturated fatty acids as appropriate, increasing physical activity, and actively reducing weight. 2. Treatment of the cause of the disease: e.g. active treatment of diabetes mellitus and hyperlipidemia. 3. Medication: Simple fatty liver disease generally does not require medication, and there are currently no medications approved by the FDA for the treatment of non-alcoholic liver disease. For patients with abnormal liver function, different medications can be chosen according to their specific conditions. 4. Others: For those who are ineffective in changing their lifestyles, they can be treated with bariatric surgery; for patients with severe metabolic syndrome, fecal transplantation is also feasible. Patients with fatty liver disease should be encouraged to seek medical advice, and under the guidance of their doctors, to undertake lifestyle interventions, weight loss and treatment to reduce liver fat content, alleviate steatohepatitis and fibrosis, and improve the quality of their lives.