The Kroger chain of grocery stores is recalling spinach sold at grocery stores in 15 states due to possible Listeria contamination.

The recall affects 10-ounce bagged Fresh Selections Tender Spinach with a “best if used by” date of Sept. 16.

The Kroger Co. said the product was sold in Ohio, Kentucky, West Virginia, Virginia, Georgia, Alabama, North Carolina, South Carolina, Tennessee, Michigan, Indiana, Illinois, Missouri, Kansas and Nebraska.

The recall involves its Kroger, Jay C, Owen’s, Pay Less, Scott’s, Food 4 Less, Dillons, Baker’s and Gerbes stores in selected states.

The company’s recall information can be found at kroger.com and customers should return any purchased product to stores for a full refund or replacement. Customers with additional questions can contact 1-800-KROGERS. No illnesses have been reported.

Listeria can lead to severe illness for women who are pregnant or people who have a weakened immune system.