Do's  When growing taller, eat a nutritious and balanced diet that supplies your body with the fuel it needs to develop. Work out using exercises to be sure of your results. It is important to be joyful and stress-free. Exercise in the morning regularly. Don'ts Using supplements in excess is dangerous. While your natural food supply does not have to be unlimited, moderation is still important, so do not eat anything that is beyond your body's limits or if it creates additional problems for you. Eliminate red meat and processed meats from your diet. An unnecessary fat consumption is not good for your health. Avoid foods with large amounts of harmful saturated fat.