They guaranteed their pill would increase penis size 26 percent in just 12 weeks. "They were paying $2 a bottle of pills that they were selling for $40. And they were selling one hell of a lot of them," said Larry Warfield, an accountant who helped Arizona investigate a company called C.P. "Primetime Live" tested some Enzyte it purchased in March. The ingredients listed in the product packaging were found in the pills, including ginseng root, ginko biloba and saw palmetto. In some of its public notifications, the FDA has not been shy about naming websites that sell the “enhancement” products in question.