 CALABASAS, Calif., June 01, 2021 GLOBE NEWSWIRE -- MusclePharm Corporation OTCMKTS: MSLP, a global provider of leading sports nutrition lifestyle branded nutritional supplements, today reported the appointment of Paul Karr as a new independent Board Member. With a history in financial reporting, issue resolution, and internal controls across numerous fields including pharmaceuticals, manufacturing, insurance and financial services at companies such as American Express and General Electric, Mr. Karr assumes the role of Audit Committee Chair. 