New Chapter Fermented Coenzyme B Complex - An excellent source of eight fermented B Vitamins blended with medicinal herbs to support your nervous system and promote energy metabolism. B vitamins are required for several steps in making energy from food. Aerobic energy production occurs in the mitochondria, the powerhouses in every human cell, and B Vitamins function as cofactors or coenzymes during this process. New Chapter Fermented B Complex is made with organic vegetables and herbs in whole-food fermented form for easy digestion, gentle enough so you can even take it on an empty stomach.