Which diet planning principle ensures food types are provided in proportion to avoid nutrient crowding?

The principle of balance in diet planning emphasizes providing food types in appropriate proportions to ensure that all necessary nutrients are consumed without one group overpowering another. This concept is crucial in avoiding nutrient crowding, where certain nutrients may be excessively consumed at the expense of others. For example, a balanced diet includes a variety of food categories, such as fruits, vegetables, grains, proteins, and dairy, in appropriate amounts to meet nutritional needs effectively.

In a balanced diet, each food group's contribution complements the others, ensuring that individuals are not only receiving enough calories but also the right mix of vitamins, minerals, and macronutrients. This principle helps in promoting overall health and prevents deficiencies or excesses that could lead to health issues.

The other diet planning principles, while important, concentrate on different aspects. Adequacy focuses on ensuring sufficient intake of essential nutrients, moderation refers to consuming foods in proper amounts to avoid overindulgence, and variety encourages including different foods to cover a broad spectrum of nutrients. However, it is the balance that specifically safeguards against the risk of nutrient crowding.