Story by Delia A. Hammock, M.S., R.D. We're going to say this right up front — sticking to a 1,300-calorie diet nutrition plan for a week is not going to be easy, but if you truly feel you want ...
You may start eating 1,300 calories daily for one week ... Most dietary recommendations are based on a 2,000-calorie diet. Your calorie needs vary by sex, age, weight, and activity level.