Objective: The term Mauve factor (pyrroluria) dates back to 1958 when Dr. Abram Hoffer defined the condition as elevated levels of pyrroles in urine, currently called hydroxyhemepyrrolin-2-one (HPL). It was suggested that raised pyrrole lead depletions zinc and vitamin B6, which, turn, were hypothesized result a range psychiatric disorders, such schizophrenia, anxiety, depression. Treatment imp...