GNC Holdings, Inc. announced sales results for the fourth quarter and year ended December 31, 2017. The company reported an increase in fourth quarter same store sales for domestic company-owned stores (including GNC.com sales) of 5.7%.

For the year, the company reported an increase in total same store sales of 0.2%.

The company provided earnings guidance for the fourth quarter and reiterated free cash flow guidance for the full year 2017. For the fourth quarter, adjusted diluted earnings per share is expected to be in the range of $0.24 - $0.25.

The company is reiterating its free cash flow estimate of $190 million - $210 million for the full year 2017.