Back P5revision B vitamins are a group of water soluble vitamins. They include the following: Vitamin B 1 (Thiamin) Vitamin B 2 (Riboflavin) Vitamin B 3 (Niacin) Vitamin B 6 (Pyridoxine) Vitamin B 12 (Cobalamin) Biotin Pantothenic acid Folate (Folic acid) Revision Information Reviewer: EBSCO CAM Review Board Review Date: 07/2012 - Update Date: 07/25/2012 -