Calorie balance determines your weight over time. Protein supplies the body with the building blocks called amino acids to make muscles and other healthy tissue. Major food sources are dairy products, eggs, meat, and grains. The amount of energy from protein is 4 calories per gram. This equals 300 calories or 75 grams of protein.
Carbohydrate supplies the body with energy.
This helps to keep the protein from being used for energy. When losing weight, you want to lose fat and not protein containing muscle. Major food sources are grains, fruits, vegetables, and milk. The amount of energy from carbohydrate is 4 calories per gram. This equals 1100 calories or 275 grams of carbohydrate.