As an outsider who has become a top contender in the Republican presidential field, Dr. Ben Carson has attracted fresh media attention to an unusual part of his record: his ties to a dietary ...

CNBC moderator Carl Quintanilla asked Republican presidential candidate Ben Carson at Wednesday's debate about his relationship with Mannatech, a Texas-based medical supplement company "That's total ...

Carson gets mad when called out on fibs -- losing the White House is one thing, but risking book sales is another ...

Housing and Urban Development Secretary Ben Carson said he tried an unproven, unapproved herbal extract promoted by My Pillow ...