The effort launched by U.S. Health Secretary Robert F. Kennedy Jr., dubbed “Operation Stork Speed," is the first deep look at the ingredients in formula since 1998.

Health officials in China are investigating a brand of baby formula after 14 infants were treated in hospital for kidney stones. The infants are all under 11 months and shared symptoms such as ...

Some ingredients may not survive formula’s heat treatment or work as well as they do in the constantly evolving mix of breast milk, where each mother’s version is specific to her body and her ...