The undigested food mass can cause various kinds of digestive disorders. Undigested food becomes soil for bacteria which ferment and decompose it. Its by products are poisonous, one of which, alcohol, is a narcotic that destroys or inhibits nerve function. Acids neutralize the alkaline medium required for starch digestion and the result is fermentation and indigestion. Eat protein foods and carbohydrate foods at separate meals.
Protein foods require an acid medium for digestion.
Eat but one kind of protein food at a meal. Eat proteins and acid foods at separate meals. The acids of acid foods inhibit the secretion of the digestive acids required for protein digestion. Undigested protein putrefies in bacterial decomposition and produces some potent poisons. Eat fats and proteins at separate meals.