Posted by Larry Hoover on March 27, 2005, at 22:26:53
In reply to Question about B vitamins, posted by Sarah T. on March 27, 2005, at 19:32:43
> I hope I don't offend anyone with this question. Does anyone know why ingestion of high doses of B vitamins causes urine to be so dark?
Riboflavin stains urine deep yellow.
poster:Larry Hoover
thread:476402
URL: http://www.dr-bob.org/babble/alter/20050323/msgs/476500.html