Co-enzyme B Complex is a completely balanced B vitamin formula without wheat, corn, dairy, yeast, soy, binders, or preservatives. This supplement contains the active, co-enzyme forms of B vitamins which participate in numerous enzymatic reactions and are the only forms utilized by the body. Riboflavin, pyridoxal 5 phosphate, and myoinositol represent the active co-enzyme forms of vitamin B2, B6, and inositol.