WINSTON-SALEM, N.C.--(BUSINESS WIRE)--Global nutrition company Herbalife, (NYSE: HLF) today celebrated the grand opening of its Herbalife Innovation and Manufacturing (HIM) facility in Winston-Salem, North Carolina, which will employ more than 500 people when it reaches full production by the end of 2015. The facility already produces a variety of nutritional products, including powders, such as the flagship Formula 1 Nutritional Shake Mix; liquids, such as the Herbal Aloe Concentrate; and teas