Total cholesterol of 6.8mmol/L needs to be treated. Total cholesterol 6.8mmol/L belongs to the high phenomenon, the normal total cholesterol range should be 2.8~5.6mmol/L, total cholesterol 6.8mmol/L is already more than the normal range, this time may be suffering from hyperlipidemia, and is easy to lead to coronary heart disease, atherosclerosis, diabetes mellitus, pancreatitis, stroke and other diseases, and need to receive treatment. Total cholesterol 6.8mmol/L can be stabilized with the help of lipid-lowering drugs such as simvastatin tablets to control total cholesterol. Eat less high salt, high sugar, high fat and high calorie food in daily life and pay attention to three meals a day to eat a nutritious, balanced and light diet. Appropriate aerobic exercise such as swimming, running, etc., and take certain methods to lose weight and control your body weight. The use of medication needs to be directed by a doctor. When you find that your total cholesterol is 6.8mmol/L, you should go to a regular hospital in time for your doctor to make the right treatment plan.