Which of the following statements concerning weight loss is correct? A low carbohydrate diet is the best way to lose weight because the body will then burn fat for energy. The most efficient dietary program is one that produces ketosis through a zero carbohydrate diet. It is much more important to cut down on fats and proteins in a diet than carbohydrates even if calorie values are similar. Calories derived from fat may not be the same as those derived from carbohydrates in terms of weight gain. The body uses up more calories to digest protein than fats or carbohydrates; therefore a high protein diet is the best way to lose weight.

Which of the following statements concerning weight loss is correct? A low carbohydrate diet is the best way to lose weight because the body will then burn fat for energy. The most efficient dietary program is one that produces ketosis through a zero carbohydrate diet. It is much more important to cut down on fats and proteins in a diet than carbohydrates even if calorie values are similar. Calories derived from fat may not be the same as those derived from carbohydrates in terms of weight gain. The body uses up more calories to digest protein than fats or carbohydrates; therefore a high protein diet is the best way to lose weight.