Although the book "Illness after Eating" is authentic, it is a health book compiled by Zhang Wuben on the basis of 30 special lectures in the TV column of the large-scale series "Great Country Medical Way" of the Health Forum. Many references are absurd and lack of theoretical basis, criticized by many experts, and then removed by many bookstores. Zhang Wuben, a pseudo-health and dietotherapy expert, visited the Encyclopedia program of Hunan Satellite TV on February 20 10, and his popularity also rose rapidly. 20 10 in may, some media reported that he was suspected of academic fraud. The book "Mung bean cures all diseases" triggered the price increase of mung beans in the market, and his dietotherapy concept was also questioned by experts. 20 10 on may 26th, Zhang Wuben held a press conference in Beijing to answer questions from the media. He presented a sample survey and analysis report on its efficacy conducted by the Chinese Academy of Traditional Chinese Medicine Science and Technology Cooperation Center. However, the titles of "Director of Health Branch of Chinese Medicine Association" and "Researcher of Chinese Medicine Science and Technology Cooperation Center of Chinese Academy of Chinese Medicine" were identified as false by the above two units.