饮食中的致癌物质咸鱼:产生二甲基亚硝酸盐,在体内可转化为致癌物质二甲基亚硝胺。其他如虾酱、咸蛋、咸菜、腊肠、火腿、熏肉都含有较多的亚硝胺类致癌物质,应尽量少吃。烧烤食物:因其中含有强致癌物质,常食易患食道癌、胃癌。 Carcinogenic substances in the diet Salted fish: The production of dimethyl nitrite can be converted into the carcinogen dimethyl nitrosamine in the body. Others such as shrimp paste, salted eggs, pickles, sausages, ham, and bacon all contain more nitrosamine carcinogens and should be eaten as little as possible. Barbecue food: Because it contains strong carcinogens, it is easy to eat esophageal cancer and stomach cancer.