Tofu is a hairy food.

Foods that contain more animal proteins or certain spicy and stimulating foods that are likely to aggravate infectious diseases after eating them. Although soy products are not animal protein, but also contain more protein, can also be classified as a category of food, you can eat, but as long as not eat more.

Expanded:

Tofu is very rich in nutrients and contains a large number of trace elements including iron, calcium, phosphorus, magnesium and so on. Nutrition is fully replenished, and can treat excessive cholesterol, for patients with high blood pressure and hyperlipidemia, can help reduce blood pressure and reduce blood fat, followed by tofu contains estrogen in plants, phytoestrogens can help treat osteoporosis.

The so-called hairy things, refers to the food that is particularly prone to induce certain diseases (especially old diseases) or aggravate the disease that has occurred. Hair food taboo in the diet of health and dietary treatment are of great significance. Under normal circumstances, food is also food, moderate consumption of most people will not produce side effects or cause discomfort, but only for some special body and its related to certain diseases will induce morbidity.

Fever, sores, fire, wind, phlegm, flatulence, constipation, diarrhea, as well as induced chronic diseases. Like modern medicine refers to the allergic diseases in the ingested food allergies in certain manifestations, such as allergic purpura, dermatitis, eczema, enteritis, urticaria, etc., are included.

Reference:

Baidu Encyclopedia: Hair