BOSTON–( BUSINESS WIRE )– ProbioSlim™ , a brand of revolutionary and effective probiotics, today announced a partnership with GNC , the nation’s largest specialty retailer of health and wellness products, to carry ProbioSlim across the retailer’s stores nationwide and online at The GNC distribution helps to meet the growing demand from consumers seeking a single solution for faster weight loss, more energy, and better intestinal health. Launched in 2013, ProbioSlim is one of the first supplements ever designed to help burn fat and improve digestion with a powerful combination of probiotics and naturalmore »