Body composition testing (muscle mass vs. A calorie deficit of 15-20% off of your TDEE is used as a secure caloric deficit to shoot for to insure fast fat loss so you maintain your lean muscle mass. What's a weight loss program? Keeping your body’s weight. Keeping it off for the long run. Your weight loss objectives should not be one thing that you simply think of as a short term fix. Weight loss using hypnosis focuses on train.