Topic
Botulism Outbreak
35 published works
Marler Blog
What’s News in the ByHeart and Nara Infant Botulism Outbreaks
By Bill Marler
Why An Infant Botulism Outbreak? Infant botulism is normally sporadic. Because spores are widely present in soil and dust, most cases involve one infant, one household, and no single identified…
Marler Blog
FDA’s ByHeart Inspection Report Is Finally Public — and It Points at the Milk — But Everyone Still Owns the Bottle
By Bill Marler
On Thursday, June 11, 2026, the FDA quietly posted to its website the document those of us investigating the ByHeart infant-botulism outbreak have waited months to see: the complete Establishment…
Marler Blog
The infant formula industry was warned about Botulism long before an Outbreak
By Bill Marler
“Historical associations between powdered infant formula and pathogens such as Cronobacter spp., Salmonella, and Clostridium botulinum should be considered when designing and implementing controls for the safe manufacture of all foods for infants and young…
Marler Blog
CDC updates Body Count of ByHeart Botulism Outbreak
By Bill Marler
No new cases were added to the investigation since the update on December 10, 2025. During recent weeks, public health officials reviewed the medical records of the 51 infants who…
Marler Blog
FDA updates Body Count of ByHeart Botulism Outbreak
By Bill Marler
Case Counts Total Illnesses: 48 Confirmed cases: 28 Probable cases: 20 Hospitalizations: 48Deaths: 0Last Illness Onset: November 29, 2025States with Cases: AZ, CA, ID, IL, KY, MA, MI, MN, NC, NJ, OR,…
Marler Blog
Hey, Infant Formula Industry – It is past time to get your Shit together
By Bill Marler
This is simply unacceptable. This botulism outbreak, frankly any outbreak that sickens babies, should never have happened. We can do more to protect the most vulnerable. The stork in "operation…
Marler Blog
Question? FDA and CDC has been silent on ByHeart Botulism Outbreak since December 17, 2025 – What’s up?
By Bill Marler
Given that is was infant formula, you would think that the FDA and CDC investigators would be updating the public more often on the size and scope of the outbreak…
Marler Blog
The ByHeart Botulism Outbreak is not yet over – It may never really be over for some of the babies
By Bill Marler
The CDC and FDA have not updated the numbers of ill for a few weeks. Hopefully, the numbers have peaked at 51 - I just would not count on it.…
Marler Blog
FDA continues to Investigate Salmonella, Listeria and Botulism Outbreaks
By Bill Marler
What's New A new outbreak of Salmonella Africana (ref #1351) has been added to the table. FDA has initiated traceback. For the outbreak of Salmonella Saintpaul (ref #1353) the case count has increased from…
Marler Blog
What caused the ByHeart Botulism Outbreak that went on for years?
By Bill Marler
Contaminated supplies? Contaminated plaint? Lots of questions. According to recent reports, the FDA cannot rule out the possibility that contamination might have affected all ByHeart formula products. In response, CDC…