Muscle growth is the process of anabolism. Bodybuilder uses anabolic supplements for the purpose of increasing anabolism and avoiding catabolism. Anabolism and catabolism are two completely opposite processes. Anabolic reactions require energy, catabolic reactions produce energy. Anabolism involves taking simple molecules and building them into more complex ones, using energy in the process. Catabolism, …

As we know, there are two main classes of SARM, real SARM, selective androgen receptor modulators, and selective modulators of other receptors, which are classified as SARM.   MK677 has a special role here, it acts more like a peptide, so some people classify MK677 as a peptide.   MK677, a selective auxin-releasing peptide receptor agonist …