1, patients with yin deficiency and excessive fire, because leek and pig liver are warm foods, it is easy to get angry if they eat too much, so patients with yin deficiency and excessive fire should not eat too much, which will aggravate the dryness and heat in the body and cause dry mouth, swollen gums, constipation and other discomfort.

2. In addition, pig liver contains high cholesterol and fat components, and it is easy to increase the cholesterol content in the body if you eat too much, so it is not recommended for people with hyperlipidemia, gallbladder disease and digestive dysfunction.

3. In addition to containing a lot of cholesterol, purine and other ingredients, pig liver is not recommended for people with gout or a history of gout, which will aggravate the severity of gout.

4. The content of protein and other ingredients in pig liver is high. People who are allergic to pig liver can't drink pig liver, which will affect their health.

5. Pig liver and leek can be eaten together. Pig liver is warm, sweet and sour, and mainly contains protein, fat, vitamins, sugars and minerals, while leek is warm and pungent, and mainly contains water, dietary fiber, sugars, volatile oil, sulfides, glycosides, carotene, vitamin B, vitamin C, cellulose, calcium, phosphorus and iron. Both of them are warm and taste the same.