The B5 is a structural component of the enzyme Co-Enzyme A, which is involved in metabolic reactions release energy from food. Also, pantothenic acid participate in the production of antibodies and for this it is necessary for a healthy immune system. Pantothenic acid is essential for the production of cortisol by the adrenal glands. Cortisol levels increase in times of stress. For this reason, doctors often recommend taking 500mg of pantothenic acid from people who work and live in highly demanding conditions.