<Li> Vitamin B: pteryl - hepta - glutamic acid (PHGA; chick growth factor). Vitamin Bc - conjugate was also found to be identical to PHGA . </Li> <Li> Vitamin B: orotic acid . </Li> <Li> Vitamin B: cell proliferant, anti-anemia, rat growth factor, and antitumor pterin phosphate named by Earl R. Norris . Isolated from human urine at 0.33 ppm (later in blood), but later abandoned by him as further evidence did not confirm this . He also claimed this was not xanthopterin . </Li> <Li> Vitamin B: pangamic acid, also known as pangamate . Promoted in various forms as a dietary supplement and drug; considered unsafe and subject to seizure by the US Food and Drug Administration . </Li>

Different types of vitamin b and their role of human body