- "Epidemiologic and laboratory data show that ByHeart Whole Nutrition infant formula might be contaminated with Clostridium botulinum, which is causing infant illness in multiple regions of the country".
- "As of December 3, 2025, a total of 39 infants with suspected or confirmed infant botulism and confirmed exposure to ByHeart Whole Nutrition infant formula (various lots) have been reported from 18 states. "
- "Illnesses started on dates ranging from August 9 to November 19, 2025. All 39 infants were hospitalized. No deaths have been reported to date."
- "FDA continues to receive reports that recalled formula is still being found on store shelves at Walmart, Target, Kroger, Acme, and Shaw’s, despite the ongoing recall of all ByHeart infant formula products. FDA continues to work with state partners and retailers to ensure an effective recall and immediate removal of these products from store shelves across the country"
- Sampling - 6 samples of product have been found to be positive for Clostridium botulinum Type A.
Total Illnesses: 39 (2 New)
Hospitalizations: 39 (2 New)
Deaths: 0
Last Illness Onset: November 19, 2025
States with Cases: AZ, CA, ID, IL, KY, MA, ME, MI, MN, NC, NJ, OR, PA, RI, TX, VA, WA, WI
Product Distribution: Online and nationwide (including Guam and Puerto Rico), and internationally
https://www.fda.gov/food/outbreaks-foodborne-illness/outbreak-investigation-infant-botulism-infant-formula-november-2025
Outbreak Investigation of Infant Botulism: Infant Formula (November 2025)
Do not use recalled ByHeart Whole Nutrition Infant Formula. FDA’s investigation is ongoing.
Product:
All ByHeart Whole Nutrition Infant Formula products have been recalled. This includes all lots of formula cans and single-serve “anywhere pack” sticks.
ByHeart infant formula products makes up approximately 1% of all infant formula sold in the United States and this outbreak does not create shortage concerns of infant formula for parents and caregivers.
All ByHeart Whole Nutrition Infant Formula products have been recalled. This includes all lots of formula cans and single-serve “anywhere pack” sticks.
ByHeart infant formula products makes up approximately 1% of all infant formula sold in the United States and this outbreak does not create shortage concerns of infant formula for parents and caregivers.