- Avoid rigid diets or rigid lifestyles. Variations in a person’s daily habits is desirable, when feasible, to avoid the unconscious continued application of unsuspected carcinogens.
- Limit consumption of highly seasoned food, black pepper, curries etc.
- Limit consumption of herbs and herbal remedies. Some herbs have been found to be carcinogenic. Most herbs have not been tested for carcinogenicity.
- Avoid a high animal fat diet and limit red meat consumption. Eat fish, chicken, turkey.
- Limit consumption of charcoal-broiled or smoked meat or fish.
- Limit consumption of nitrite/nitrate treated food: ham, bacon, sausages. For bottled water check the label for nitrate content; the lower the better. If possible use glass bottled water.
- Avoid iron tablets and food with added iron; low blood iron helps protect you from cancer as well as from bacterial infections.
- Avoid excessive exposure to the sun; some of the ingredients in sun-screen lotions are suspect carinogens.
- Avoid exposure to bleach/chlorine fumes.
- Limit frequent use of hair dyes; they have been associated with bladder cancer.
- Do not smoke and if possible avoid exposure to passive smoke.
- If you have a choice between eating a vegetable, fruit or other food raw or cooked, eat it raw; e.g. carrots, cabbage etc. If possible do not heat and reheat food.
- Eat bran, oat-based cereals, reduced-fat cottage cheese broccoli, cauliflower, red cabbage, watercress, walnuts, apples.
- Eat vegetables and fruit rich in beta-carotene and other carotenoids such as carrots, apricots, tomatoes, Cantaloupe-type melons, mangoes, paw-paw, pink grapefruit, spinach
- Eat fresh fruit, vegetables and nuts rich in folic acid: blackberries, raspberries, clementines, oranges, asparagus, sunflower seeds. Folic acid has been shown ro protect against the risk of cervical cancer. It may also protect against prostate cancer.
- Eat one or two Brazil-nuts periodically for their high selenium content.
- Drink green tea. Epidemiological and laboratory studies have shown green tea to have cancer-preventive properties.
- Use stainless steel or glass cooking utensils.
- Women to completely avoid the use of talcum powder around the lower abdomen or near their private parts; it has been associated with ovarian cancer.
- If you are pregnant do not keep any pets, especially cats; they have been associated with childhood leukaemia.
- If you are pregnant do not expose yourself to petrol fumes, such as when filling up the petrol tank.
- Maintain a healthy body weight. Numerous studies have shown that obesity appears to increase the risk for some cancers.
- Avoid taking megadoses of vitamins or minerals.
- Avoid consuming very hot drinks or very hot food; this has been associated with cancer of the oesophagus, as has high alcohol consumption.
- Hormones have been associated with breast cancer, hepatitis B or C viruses or alcohol with liver cancer, high salt intake with stomach cancer, asbestos or tobacco smoke with lung cancer, excess animal fat and low calcium with colon cancer.
These guidelines should be read and practiced by all because they can save lives. They should improve the health of everyone, whether or not they have cancer. If followed, they could also extend the lifespan of persons with cancer.