1, high cholesterol, liver disease, hypertension, and coronary heart disease are not suitable for eating pig blood, which will increase the condition;

2, the nutritional value of pig blood is relatively high, which has the effects of detoxification, blood enrichment and beauty, can promote the metabolism of toxic substances, and is a scavenger of the body. It can effectively prevent coronary heart disease and atherosclerosis in middle-aged and elderly people. It contains lecithin and can improve brain memory.