Fat free mass includes everything in your body except fat-muscle, bones, organs and fluids, etc.By exercising regularly and eating a healthy, balanced diet, it is possible to achieve andmaintain a desirable ratio of fat to fat-free. Fat free mass is what is left when body fat was taken out from body weight.
According to the Average Macronutrient Distribution Range (AMDR) 10-35 percent of the average adultâs daily kilocalorie intake should come from protein, which is approximately 50-175 grams per day. The average intake in the United States falls in between that range at about 80 grams per day.
Carbohydrates, protein and fats are macronutrients, meaning the body requires them in relatively large amounts for normal functioning. The Recommended Dietary Allowance (RDA) for carbohydrates for children and adults is 130 grams and is based on the average minimum amount of glucose used by the brain.