Exclusive new testing by Consumer Reports highlights safer formulas while also identifying some that contain potentially harmful levels of heavy metals, including lead and arsenic.

The FDA would embark on a comprehensive look at the nutrients used in infant formula and increase testing for heavy metals and other contaminants, HHS said in its statement.

Test results from Consumer Reports found potentially harmful chemicals in roughly half of the formula products. “Eight of the 41 products, or about 20%, had excessive levels of