The culprit in question is Human Growth Hormone (HGH). Contrary to many people’s belief, HGH is not a steroid. HGH is a protein based hormone that is produced naturally by the pituitary gland. A steroid, such as the most popular, testosterone is also a product made naturally in our body.HGH vs Steroids. … Although many people mistakenly take steroids and HGH to be alike, they are actually a lot different, with the main similarity being that they are both growth hormones. Anabolic steroids, when taken, can build muscle, enhance performance and even improve appearance.HGH, Somatotropin is a general growth enhancing hormone. It will lead to … Steroids on the other hand tends to attach to specific receptors, creating a suita… Steroids. These substances are also synthetically produced in laboratories just like HGH. … However, their functions are somewhat more specific and a bit more limited compared to Human Growth Hormone preparations. Synthetic anabolic steroids increase the levels of circulating testosterone in the human body.The HGH steroid or Human Growth Hormone Steroid is very common … What is the difference between Human Growth Hormone and Steroids?