New Delhi, Dec. 3 -- The US Food and Drug Administration (FDA) has announced a major recall of shredded cheese products sold in 31 states and Puerto Rico due to possible contamination with metal fragments.

The recall involves more than 1.5 million bags of cheese sold at major retailers, including Walmart, Target, Aldi, and Sprouts.

The recall, initiated by Ohio-based Great Lakes Cheese Co., is linked to potential metal fragments in the product. The FDA upgraded the recall to Class I on December 1, indicating that consuming the affected products may cause temporary or medically reversible health issues.

Potential injuries from consuming contaminated cheese include dental damage, lacerations to the mouth or throat, and intestinal perfora...