December 2013: a class-action lawsuit was filed against GNC for allegedly falsely advertising its TriFlex products containing glucosamine and chondroitin. Specifically, the plaintiffs claim the company promises its TriFlex products will help promote mobility and flexibility, improve joint comfort, and cushion joints without scientific evidence to support such claims. (Brown et al v. GNC Corp., Case No. 13-cv-5890, N. D. CA.).
For more information about other class-action lawsuits regarding glucosamine and TINA’s coverage of the topic, click here.
For more information about other class-action lawsuits filed against GNC and TINA’s coverage of the company, click here.