TheJournal reports that Dunnes Stores commenced a check of expiration dates in its stores last Monday.
The Food Safety Authority of Ireland, as well as the HSE, are investigating the sale of expired baby formula in Irish supermarkets.
It's after the FSAI received a small number of complaints, including one where a baby fell ill after consuming expired formula from a Dunnes Stores shop.
TheJournal reports that Dunnes Stores commenced a check of expiration dates in its stores last Monday.
Reporter with TheJournal, Eimer McAuley, says that examination isn't just limited to baby formula.