At present there is no case of carrot juice treatment of cancer, this method is also unscientific, it is recommended that patients actively cooperate with the doctor standardized treatment. Carrot juice has certain nutritional value, carrots contain carotene 11.76mg/100g; vitamin A5.01mg/100g, carrot juice can also provide certain carotene, vitamins and other nutrients for the human body, but it does not have the role of cancer treatment. There are more types of cancer, such as breast cancer, lung cancer, liver cancer, etc. Different cancers, different cancer types and their specific treatments are also different, generally based on surgical treatment, mainly to remove the lesions and control the condition. Some cancers also need to be treated with chemotherapy, radiotherapy, targeted therapy and other ways to carry out comprehensive treatment. It is recommended that patients should seek early medical treatment for standardized treatment, and do not listen to biased prescriptions in order to avoid further aggravation of the disease.