Hoodia gordonii plants like this one have been used by generations of bushmen in Southern Africa's Kalahari desert as an appetite suppressant. But the Federal Trade Commission isn't sold on that idea. David Silverman/Getty Images hide caption

itoggle caption David Silverman/Getty Images

FDA tells consumers to steer clear of bogus remedies touted as nonprescription treatments for sexually transmitted diseases. FDA hide caption

itoggle caption FDA