The American Cancer Society recommends that people who have had cancers should:
• eat a diet low in red meat fried foods refined carbohydrates desserts and high-fat dairy and high in fruits vegetables and whole grains
• lose excess weight
• Get support feeding if they are rapidly losing weight from chemotherapy radiation or disease progression
• take nutritional supplements only if a nutrient deficiency is clinically or biochemically demonstrated: low levels of vitamin D or B12 or significant osteoporosis
• Exercise at least 150 minutes a week and do strength training at least twice a week.
For a detailed summary of the ACS report see Guidelines for Cancer Survivors http://www.drmirkin.com/morehealth/G302.html