GNC is located at 8763 Piney Orchard Pkwy, Odenton, MD. This business specializes in Grocery Stores, Doctors & Clinics and Beauty Supplies. GNC is open Mon, 10am-7pm; Tue, 10am-7pm; Wed, 10am-7pm; Thu, 10am-7pm; Fri, 10am-7pm; Sat, 10am-7pm; Sun, 12pm-5pm and accepts All Major Credit Cards, American Express, Cash, Mastercard, Personal Checks and Visa.