Vitamins and peptides play an important role in the normal biochemical functions of the skin and body. To promote the function of healthy skin, many aestheticians are looking for natural ingredients. This article will address the role of peptides and vitamin B complexes (thiamine, riboflavin, niacin, pantothenic acid, pyridoxine, biotin, folate, and cobalamin) to increase the healthy function of cells. First, it is important to…