GNC Holdings, Inc. is a leading global specialty retailer of health and wellness products, including vitamins, minerals, and herbal supplements. The company operates over 6,000 retail locations in the United States and internationally, and also sells its products online. GNC's products are designed to help customers achieve their health and fitness goals, and the company has a strong reputation for quality and innovation. GNC also offers a range of services, including personalized nutrition and fitness plans, to help customers achieve their goals. The company is committed to sustainability and social responsibility, and has implemented a number of initiatives to reduce its environmental impact and support its local communities.