Even though GNC saw an increase of 21.6% in its GNC.com online business segment last quarter, Vitamin Shoppe has kept up the pace with a 17% increase in its own e-commerce segment.

Health supplement chains GNC and Vitamin Shoppe sell similar products. But they have different stories when it comes to the store experience. GNC is planning on closing up to 900 stores by the end ...

NEW YORK (AP) -- Shares of supplement retailers Vitamin Shoppe Inc. and GNC Holdings Inc. fell Monday after regulators moved to block the marketing of an ingredient in some of the products they sell .

GNC Holdings Inc.’s Chinese investor, Harbin Pharmaceutical Group Co., is considering a potential bid to take the U.S. vitamin and supplement retailer private, people with knowledge of the ...