First you need to regulate your food, clean meat, cooked rice, potatoes, vegetables, raw nuts, cottage cheese. Everything should be in a certain amount, eating every two or three hours if we have to be precise For starters, this combined with moderate weights in the gym and cardio. The first weeks you will lose a lot of water from the body, then you will start to lose less weight, the moment the body stagnates you can take the appropriate supplements. Steroids are out of the question at this stage. Growth hormone can be used, including for another purpose, not only fat burning, after the body has achieved natural results and the age is over 30 years.