The following is a list of the foods that are discouraged on the McDougall Program, with ideas for possible substitutions.
| Don’t eat: | Possible substitutes: |
| Cow’s Milk (for cereal or cooking) | Lowfat plant milks, fruit juice or water |
| Cow’s Milk (as beverage) | None; drink water, juice, herbal tea or cereal beverages |
| Butter | None |
| Cheese | None |
| Cottage cheese | None; after 12 days you may substitute crumbled tofu |
| Yogurt | None |
| Sour cream | Tofu Sour Cream |
| Ice cream | Pure fruit sorbet, frozen juice bars |
| Eggs (in cooking) | Ener-G Egg Replacer, Bob’s Red Mill Egg Replacer |
| Eggs (for eating) | None |
| Meat, poultry, fish | Starchy vegetables, whole grains, pastas and beans; after 12 days you may substitute tofu “meat” recipes |
| Mayonnaise | Tofu mayonnaise |
| Vegetable oils (for pans) | None; use non-stick pots and pans |
| Vegetable oils (in recipes) | None; omit oil or replace with water, mashed banana, or applesauce |
| Refined and sugar-coated cereals | Any acceptable hot or cold cereal |
| Coconut | None |
| Chocolate | Carob powder |
| Sodas | Mineral water or seltzer (flavored or plain) |