 Complete the following phrase:  University of California Berkeley Wellness Letter and MLMWatch commented on the unreliability of Juice Plus testimonials provided by former professional athlete O. J. Simpson. Simpson, known commonly as O. J. and The Juice, signed a multi-year six-figure contract with NSA in January 1994 and became an official celebrity endorser of Juice Plus. In March 1994, Simpson was videotaped telling 4,000 Juice Plus distributors at a sales meeting that the product had cured his arthritis, improved his golf game, and freed him from using anti-arthritic drugs. However, regarding the 