Doehler Dry Ingredient Solutions, LLC is recalling some 15-count boxes of “Member’s Mark Freeze Dried Fruit Variety Pack” after internal testing found the presence of Listeria monocytogenes, the U.S. Food and Drug Administration (FDA) said. No illnesses have been reported so far.

Listeria monocytogenes [is] an organism which can cause serious and sometimes fatal infections in young children, frail or elderly people, and others with weakened immune systems," the FDA said.

Multiple boxes of freeze-dried fruit sold at Sam’s Club wholesale stores are being recalled due to potential listeria contamination. Doehler Dry Ingredient Solutions, LLC issued the recall for Sam’s Club brand Member’s Mark Freeze Dried Fruit Variety Pack 15-count boxes due to the contamination, according to the U.S. Food and Drug Administration.