1. Patients with cardiovascular disease: There are many varieties of rice dumplings, among which meat rice dumplings and lard and bean paste rice dumplings contain more fat and are greasy foods. If people with high blood pressure, hyperlipidemia, and coronary heart disease eat too much, it can increase blood viscosity, increase heart burden and ischemia, and induce angina pectoris and myocardial infarction.

2. The elderly and children: Zongzi is mostly made of glutinous rice and has high stickiness. If the elderly and children eat too much, it is easy to cause indigestion, and the resulting hyperacidity, bloating, abdominal pain, diarrhea, etc. symptom.

3. Patients with gastrointestinal diseases: Zongzi will release a gelatinous substance after being steamed, which will increase the load of digestive enzymes after eating. The glutinous rice in Zongzi is warm and stagnates, and contains a lot of plant fiber. Eating too much will increase the burden on the gastrointestinal tract. If a patient suffering from duodenal ulcer eats rice dumplings greedily, it is very likely that the ulcer will perforate and bleed.

4. Diabetic patients: Zongzi often contains red dates, bean paste, etc. with high sugar content. Sugar is usually added when eating. If not controlled, it will damage the pancreatic islet function and cause rapid increase in blood sugar and urine sugar in patients. Rising, aggravating the condition, life-threatening if not rescued in time.