Ham sausage is a common instant processed food product, usually made of pork, chicken, fish and other meat as the main raw material, with starch, color enhancers, food preservatives, etc., and usually with nitrite. The general quality of qualified ham sausage, moderate consumption does not produce significant harm, but eating too much is not conducive to health: 1, weight gain: ham sausage calories are high, often consumed in large quantities may lead to energy accumulation, and even obesity; 2, malnutrition: long-term large and single consumption of ham sausage, unbalanced diet, although weight gain, but may lack of vitamins, high-quality protein, trace elements, etc. 3, indigestion: the main component of ham sausage is meat, which contains more protein and fat, and excessive consumption may cause indigestion, especially in people with poor gastrointestinal function, which may cause bloating and diarrhea; 4, nitrite poisoning: substandard ham sausage, the amount of nitrite may exceed the standard, and nitrite can lead to tissue hypoxia, which can seriously cause toxic reactions, dizziness, nausea, vomiting and other uncomfortable symptoms. Nitrite can lead to tissue hypoxia, which can cause severe toxic reactions, dizziness, nausea, vomiting, weakness and other uncomfortable symptoms, causing organ damage; even nitrite and protein decomposition products in the digestion process produce nitrosamines, which can increase the probability of cancer; 5, hypertension: ham sausage has a high sodium content, which may increase the probability of getting hypertension if you eat too much; 6, hemolysis: ham sausage contains preservatives, and there is a small probability that eating too much may induce hemolysis, resulting in anemia, jaundice, splenomegaly and other symptoms. Therefore, it is recommended to eat ham sausage in moderation, buy qualified ham sausage within the production date, eat more fresh fruits and vegetables, pay attention to maintaining a balanced nutrition, avoid excessive intake of spicy and stimulating, greasy and cold, and additive-rich foods, and develop good eating habits.