Energy density is the amount of energy, expressed as calories, in a particular weight of food. Energy-dense foods have a large number of calories per serving. Energy density is determined by the proportions of macronutrients (protein, fat, carbohydrates), fiber, and water. Foods high in fiber and water have a lower energy density.

Today, we have gradually controlled many infectious diseases, but many diseases related to diet have appeared such as heart disease, high blood pressure, cancer, diabetes, tooth decay, and others. Let's consolidate our knowledge about nutrition to build healthy eating habits with the following article.