Nutra Manufacturing, located in Greenville, SC, is the manufacturing division of General Nutrition Centers (GNC). GNC, headquartered in Pittsburgh, Pa., is the largest global specialty retailer of nutritional products; including vitamin, mineral, herbal and other specialty supplements and sports nutrition, diet and energy products. GNC has more than 4,800 retail locations throughout the United States (including more than 1,000 franchise and 1,200 Rite Aid store-within-a-store locations) and franchise operations in 46 international markets. The company - which is dedicated to helping consumers Live Well - also offers products and product information online at www.gnc.com.