Food and Allergens
Parasites have food preferences. You can starve a parasite by removing its favorite food. (see Parasite food)
Bacteria and viruses also have their requirements. You can remove bacteria and viruses by removing their requirements.(see Pathogen's requirements)
Organs have food allergens. You can strengthen a sick organ by removing its food allergen. (see Organ food allergens)
Chlorogenic acid, pfloridzin and gallic acid are allergens respectively of the hypothalamus, pituitary and pancreas gland. By removing foods containing these allergens you remove the stages beginning a cancer. (see The beginning of cancer)