If you want to protect your liver, you can start with your diet, lifestyle, active treatment and prevention of primary liver diseases, and mindset. 1. Diet: You should eat regularly and not overeat. Diet should avoid raw or half-baked food to avoid infection of viruses and parasites through food. In addition, people should quit smoking and drinking. 2. Lifestyle: People should maintain a regular routine, not stay up late, and exercise properly. 3. Actively preventing and treating primary liver diseases: In order to prevent hepatitis and other diseases, people should receive relevant vaccinations as required. For patients who already have hepatitis, they should actively go to the hospital for antiviral and other related treatments. For patients with fatty liver, alcoholic liver disease and other liver diseases, they should also go to the hospital for liver protection and other related treatments by professional physicians. 4. Mentality: patients should maintain a positive and optimistic mentality in their normal life and try to avoid emotional tension. For patients with liver disease or other medical needs, they should immediately go to the relevant departments of regular hospitals, under the guidance of professional physicians to avoid delays.