There is no harm in eating pig liver appropriately. Long-term over-consumption of pig liver may lead to excessive cholesterol intake, and eating uncooked pig liver may cause parasites or bacterial infections and so on. Every 100 grams of pig liver contains 288 milligrams of cholesterol, long-term excessive consumption of pig liver may affect the normal metabolism of cholesterol, so that the body cholesterol rise. Patients who are already suffering from hypercholesterolemia need to control the intake of pig liver in moderation. Raw pig liver may contain parasitic infection or bacteria. Eating uncooked pig liver may allow parasites to enter the body or cause bacterial infection. In addition, overconsumption of pig liver may lead to excessive intake of vitamin A and cause discomfort. It is recommended that the general population consume pig liver in moderation to avoid the hazards caused by overconsumption.