Concern that some Topo Chico bottles may contain more than just minerals has prompted Coca-Cola to issue a recall following the discovery of bacteria that could pose health risks to individuals with weakened immune systems.

A recall is underway for certain Topo Chico Mineral Water bottles because they may potentially be contaminated with bacteria, according to Coca-Cola.

Among the stores impacted by the Topo Chico mineral water recall are select Costco locations in Texas and Louisiana.