癌症病因较复杂,与多种因素有关,这里只谈与饮食的关系。1.食管癌:经调查研究,己发现以下几个要点,①缺少维生素A、维生素C和维生素E。②缺少某些微量元素,如钼、锌、镁、硒等。③进食腌制和霉变食物。致癌物质亚硝胺可引发多种癌症;其中,二甲基亚硝胺、二乙基亚硝胺以及甲基苄 The etiology of cancer is more complex and related to a variety of factors. Here only the relationship with diet. 1. Esophageal cancer: After investigation and research, we have found the following points, 1 lack of vitamin A, vitamin C and vitamin E. 2 The lack of certain trace elements such as molybdenum, zinc, magnesium, selenium, etc. 3 eat pickled and mildew foods. Carcinogen nitrosamines can cause a variety of cancers; among them, dimethylnitrosamine, diethylnitrosamine, and methylbenzyl