Nutrition

Vitamin retailer GNC finishing terrible year. Can Super Bowl ad give it boost?

Vitamin retailer GNC finishing terrible year. Can Super Bowl ad give it boost?

GNC Holdings is limping to the finish of its worst year since it went public in 2011, and the vitamin retailer is leaving shareholders with little to get excited about in the next 12 months.

The company's shares have plunged by more than 64 percent in 2016 as foot traffic fell at its more than 4,400 U.S. stores and customers cut down on buying vitamins and nutritional supplements. Once a Wall Street darling, GNC's market value has dropped by about $5 billion since its peak in 2013 as it battled slumping sales and aggressive competition from online sellers and Wal-Mart Stores. Even after the decline, only one of the 10 analysts who follow the stock recommend buying...

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