Our body has growth hormones, these hormones allows our body to develop and grow accordingly. This hormone is very essential because it is the one that gives instructions to our bones and muscles to grow tall and develop. Having these growth hormones stimulated, would definitely give you the chance to grow bigger and taller all the time. However, if the body's growth hormone is not stimulated enough, then chances are, the person's growth factor would be decreased. There is an amino acid that serves as a stimulant in releasing growth hormones, and that is Glutamine. You may find supplements that contain glutamine, which you can complement with your daily workout and diet, so you can grow tall.