The Byheart Infant Formula botulism outbreak has sickened 31 babies as of November 19, 2025, according to the CDC, an increase of eight more patients since the last update was issued on November 14, 2025. All eight infants have been hospitalized, and two more states are added to the case count. The new states are Idaho and Maine. The case count by state is: Arizona (3), California (4), Idaho (1), Illinois (2), Kentucky (1), Maine (1), Michigan (1) Minnesota (2), North Carolina (2), New Jersey (1), Oregon (3), Pennsylvania (1), Rhode Island (1), Texas (6), and Washington (2). For 23 infants whose age was made available to public health officials, they range in age from 16 to 200 days. Illness onset dates range from August 9 to November 13, 2025 for 27 of these infants. All of the … [Read more...]
ByHeart Infant Botulism Outbreak Case Count Surges to 23
The ByHeart infant botulism outbreak case count has surged to 23 babies sick, according to the CDC, an increase of eight more illnesses since the last update was issued three days ago. One more state, Michigan, has been added to the investigation. The case count by state is: Arizona (3), California (3), Illinois (2), Kentucky (1), Michigan (1) Minnesota (2), North Carolina (2), New Jersey (1), Oregon (2), Pennsylvania (1), Rhode Island (1), Texas (3), and Washington (1). For 22 infants whose age is available, they range in age from 16 to 200 days. Illness onset dates range from August 9 to November 11, 2025. All of the infants were hospitalized and treated with BabyBIG®, the FDA-approved treatment for this infection developed by the California Department of Health. Infant … [Read more...]
ByHeart Infant Formula Botulism Outbreak Sickens 15 Babies
The ByHeart Infant Formula botulism outbreak has now sickened 15 babies in 12 states, according to the Centers for Disease Control and Prevention (CDC). That is an increase of two more patients in two more states since the last update was issued three days ago. The new states are Kentucky and New Jersey. The case count by state is: Arizona (1), California (2), Illinois (2), Kentucky (1), Minnesota (1), North Carolina (1), New Jersey (1), Oregon (1), Pennsylvania (1), Rhode Island (1), Texas (2), and Washington (1). For 14 infants whose age is available, they range in age from 16 to 157 days. Illness onset dates range from August 9 to November 10, 2025. All of the infants were hospitalized and treated with BabyBIG®. No deaths have been reported. According to information from the … [Read more...]
Possible ByHeart Infant Formula Botulism Outbreak Sickens 13
A possible ByHeart infant formula botulism outbreak has sickened 13 babies, according to the Center for Disease Control and Prevention (CDC). All 13 infants have been hospitalized. Two lots of the company's infant formula have been recalled. The formula was sold online and nationwide at the retail level. The case count of babies with suspected or confirmed infant botulism by state is: Arizona (1), California (2), Illinois (2), Minnesota (1), New Jersey (1), Oregon (1), Pennsylvania (1), Rhode Island (1), Texas (2), and Washington (1). Illness onset dates range from mid-August to November 2025. All 13 infants were treated with BabyBIG®. The infants range in age from 15 to 157 days old. Public health officials have been interviewing caregivers about the foods these babies were fed … [Read more...]













