Exclusionary Rules can help you lose weight, but you have to be careful. If you stop eating dairy products on a low carb diet, you lose the caloric wallop of butter and cheese. But it’s still way to easy to eat too many calories of dead animal and nuts. If you stop eating nuts, it’s still way too easy to eat too many calories of meat, and not lose weight. If you stop eating meat and dairy products and nuts on a low carb diet, you are on better footing for weight loss – eating just eggs and fish and poultry.