Ketoviante iceland The first area and one of the most important things that you really want to look at when pursuing your own rock star body is your food and meal choices. You want to make sure that the foods you're eating are in line with the goal you've chosen. If you're carrying a little bit of extra weight, obviously you're going to have to lose some of it. How do you determine how much fat you need to lose? Have your body fat checked by a professional at one of the big gyms or hire a personal trainer. After this is done, you can find out how many calories you should consume per day.