1, stomach patients are not suitable for eating coarse grains: no matter what gastrointestinal diseases you have, you should avoid eating too much coarse grains in your daily life, otherwise it will lead to more serious gastrointestinal diseases. Especially for some people with poor gastrointestinal function, this is because coarse grains contain a lot of crude fiber, which will inevitably increase the burden of gastrointestinal tract if eaten frequently, thus leading to the aggravation of the disease. Therefore, patients with chronic gastritis, gastric ulcer and reflux esophagitis should eat less coarse grains in their daily lives.

2. Malnourished people are not suitable for eating coarse grains: If you have symptoms such as malnutrition, you should not eat too much coarse grains in your daily life, otherwise it will affect the body's absorption and utilization of other nutrients, which will lead to more serious malnutrition symptoms. In particular, some people who lack calcium, iron and other elements for a long time can't eat more coarse grains, because these foods are rich in phytic acid and dietary fiber, which will combine with calcium and other substances to form precipitates, thus hindering the body's absorption of minerals.

3, people with low immunity are not suitable for eating coarse grains: No matter what causes your low immunity, you should try to eat less coarse grains and tired food in your daily life, otherwise it is likely to affect the absorption of other nutrients, resulting in a weaker constitution. Experts warn that if you consume more than 50g of cellulose every day, it will affect the absorption of other nutrients. If you do this for a long time, it will seriously affect the human body's supplement to protein, and even lead to a decrease in fat utilization.