Eating a tomato a day for a month usually has no significant changes, can not cure diseases, and does not lead to disease. Tomatoes are common vegetables in life, 100g tomatoes contain water 94.4g, vitamin C 19.0mg and other nutrients, also contains phosphorus 23mg, potassium 163mg and other minerals. As tomatoes are only food, the nutrients in them are relatively limited and do not have special effects and efficacy. So eat a tomato every day for a month, only to provide nutrients for the body, to maintain the functions of the body, but there will be no significant changes, and will not cause damage to the body, can not treat the disease. It is recommended to eat tomatoes according to their own preferences, and rationally match the diet to ensure balanced intake of nutrients.