Hair refers to foods that are nutritious or irritating and are particularly prone to induce certain diseases (especially old diseases) or aggravate existing diseases. The taboo of hair is of great significance in diet health preservation and diet therapy. Under normal circumstances, hair is also food. Eating it in moderation will not cause side effects or discomfort to most people, but only induce the onset of certain special physique and some diseases related to it.

According to their sources, they can be divided into the following categories:

1, edible fungi mainly include mushrooms, shiitake mushrooms, etc. Overeating this kind of food is easy to cause wind to rise yang, trigger liver-yang headache, liver-wind dizziness and other chronic diseases, in addition, it is easy to induce or aggravate skin sores and swelling.

2. Seafood mainly includes hairtail, yellow croaker, pomfret, mussel, shrimp, crab and other aquatic products. Most of these foods are salty, cold and fishy. For people with physical allergies, it is easy to induce allergic diseases such as asthma and urticaria, and at the same time, it is easy to promote skin diseases such as sores and swelling.

3. Vegetables mainly include bamboo shoots, mustard greens, pumpkins, spinach, etc. These foods are easy to induce skin sores and swelling.

4. Fruits mainly include peaches, apricots, ginkgo, peanuts, mangoes, bayberries, cherries, lychees, melons, etc. It has been pointed out by predecessors that eating more peaches is prone to heat, carbuncle, sore, gangrene, furuncle and insect furuncle, and eating more apricots will cause carbuncle and furuncle, which will hurt bones and muscles.

5. Livestock and poultry mainly include roosters, heads of chickens, pig's heads, goose, chicken wings, chicken feet, donkey meat, roe meat, beef, mutton, dog meat, goose eggs, duck eggs, etc. This kind of food rises and falls voluntarily, which is easy to move when eaten, triggering chronic diseases such as liver-yang headache, liver-wind dizziness, etc. In addition, it is easy to induce or aggravate skin ulcers. Eggs should not be eaten more, generally not more than two a day, especially for patients with hepatitis, allergies, hyperlipidemia, high fever, kidney disease and diarrhea. The reason is that eggs contain a lot of proteins, but they belong to heterosexual proteins, and quite a few people have pathological reactions after eating heterosexual protein.

In addition, hair products include vegetable oil, distiller's grains, liquor, peas, soybean, tofu, bean curd, silkworm chrysalis, onion, garlic and leek. Sometimes food such as meat, smell and smell is regarded as hair.

According to the performance of hair, it is divided into six categories:

One is fever, such as onion, ginger, pepper, pepper, mutton, dog meat, etc.

Second, things that cause wind, such as shrimp, crabs, geese, eggs, and buds;

The third is damp and hot things, such as caramel, glutinous rice, pork, etc.

Fourth, cold products, such as watermelons, pears, persimmons and other cold products;

The fifth is to mobilize blood, such as sea pepper, pepper and so on;

Sixth, things that stagnate qi, such as mutton, lotus seeds, Euryale ferox and so on;

Seventh, folk long-term practical conclusive hair products, such as konjac, taro, kimchi, coriander, leek and so on.

Generally, there are fever, sore, excessive internal heat, wind, phlegm, flatulence, constipation, diarrhea and chronic diseases. Some manifestations of food allergy in allergic diseases, such as allergic purpura, dermatitis, eczema, enteritis and urticaria, are included.