vitamin b5 biotin, also called pantothenic acid, is a B vitamin. Pantothenic acid plays a very important role in the normal physiological functions of the body, participates in the metabolism of energy in the body, and can also control the metabolism of fat.vitamin b5 biotin is also a necessary nutrient for the brain and nerves, and helps in the secretion of anti-stress hormones in the body. vitamin b5 biotin It can keep the skin and hair healthy, can help the formation of cells, maintain the normal development of the body and the development of the central nervous system. It plays a very important role in maintaining the normal function of the adrenal glands, and is also an indispensable substance for the conversion of sugar and fat into energy. It also plays a very important role in the synthesis of antibodies and the utilization of neurotransmitters by humans.