No processed meats.
No internal organs.
Limited amounts of duck, lamb and other uncommon meats.
Lower amounts of beef and pork.
Singular carbohydrates per meal.
Reduced consumption of cheese and other dairy products.
Drastic reduction in sugars.
Reduced consumption of fruits.
If you're curious, last night's dinner involved a nice cottage cheese spread on a loaf of processed cardboard, with some fresh salad greens on the side. Delicious.