Clinically Proven to support Joint Health, Promote Overall Joint Health, Nourish Joints and Cartilage, Promote Mobility. Arthro7 has a solid  sales history, with over 7 million bottles sold to hundreds of thousands of satisfied customers. In a 12-weeks, double-blind, placebo controlled study, in collaboration with UCLA researchers, Arthro7's formula was clinically proven to support joint comfort. The study has been published in peer- reviewed Nutrition Journal in August 2008. Work better than glucosamine and chondroitin. It has seven ingredients that work synergistically to provide nourishment for joints. Many customers claimed that Arthro7 works better than glucosamine and chondroitin, and 100% shellfish free.