In this video, Michael Barker (photo) – says his flexibility, endurance & recovery rate was amazing with Isagenix. Dr. Colgan, trainer of the elite of elite athletes, says Isagenix has put together the best and most effective nutrients to improve body composition. He himself, at age 72, is down to 5.2% body fat. He says the IsaLean shakes alone provide optimum stimulation of muscle synthesis for maximum lean muscle while allowing healthy fat loss. Lori Harder, for the first time ever, won 3 titles, Fitness America, Bikini America & Miss Figure, all in one year, 2010, thanks to Isagenix. Watch this video for more awesome testimonials from athletes who fuel their bodies with Isagenix.