**Endogenous pigment** is the general name for a group of substances - pigments that are formed in the cells of our body and play an important role in our life. These pigments are involved in many physiological processes, such as photosynthesis, protein synthesis, protection from ultraviolet rays and other environmental factors, as well as metabolism.
Pigments of endogenous origin are molecules of complex substances or chemical compounds that can interact with chromophores, that is, molecules capable of receiving and releasing light quanta. Thus, endogenous pigments regulate and control many biological processes in the body.
In the human body