The FDA announced earlier this week that protein shake maker Lyons Magnus is adding nearly 400 items to the list of nutritional and beverage products that the company has already recalled after finding that the products “did not meet commercial sterility specifications.”

Last month, Lyons Magnus voluntarily recalled 53 products due to possible contamination with a bacteria known as Cronobacter sakazakii, a foodborne pathogen that is well-equipped to survive in arid environments like powdered drink mixes according to a study published in the National Library of Medicine