US officials have expanded the scope of infant botulism investigations to all ByHeart milk powder products since 2022. Currently, 19 states have reported at least 51 cases; the company recalled all products in November.

US officials have expanded the scope of infant botulism investigations to all ByHeart milk powder products since 2022. Currently, 19 states have reported at least 51 cases; the company recalled all products in November.