Regular and specialized baby formulas have been running low across the U.S. Sen. Kirsten Gillibrand says she will ask President Biden to consider using the Defense Production Act to boost production.

The average out-of-stock rate for baby formula at retailers across the country was 43% during the first week of May, according to the firm Datasembly.

The FDA now cautions against using a specific lot of Abbott Nutrition's Similac PM 60/40 after a second infant dies. Abbott voluntarily recalled the specialty product on Monday.