1, dietotherapy is a way to use food to affect all aspects of the body's functions, so that it can obtain health or prevent diseases.

2. Health preservation means taking measures that can maintain the body, reduce diseases, improve health and prolong life according to the law of life development, as well as health care activities.

3. Food and medicine are of the same origin, and medicinal diet plays an important role in preventing and treating diseases. Chinese medicine dietotherapy can achieve the purpose of recuperating the body with food and eliminating diseases with drugs.

4. "Treating diseases and strengthening the body without diseases", Chinese medicine diet has basically no toxic and side effects on the human body, and has the effects of preventing and curing diseases, prolonging life, preserving health and nourishing.