Full Breakdown
Rise in Vitamin A Poisonings Linked to RFK Jr.’s Measles Treatment Claims
6/13/2026, 2:13:53 AM
RFK Jr.’s Vitamin A Recommendation Sparks Rise in Poisonings
In March 2025, health-policy activist Robert F. Kennedy Jr. appeared on Fox News and promoted vitamin A and cod liver oil as treatments for measles. Within weeks, online searches for “vitamin A” and “measles” surged, and the American Poisons Center recorded a notable increase in vitamin A exposures among children.
Measles Outbreaks and Vaccine Hesitancy Context
The United States, along with neighboring Mexico and Canada, has experienced a series of measles outbreaks. More than 90 % of cases in the past two years occurred in individuals who were not vaccinated. Public health officials attribute part of the growing hesitancy to high-profile anti-vaccine statements from figures such as Kennedy.
Key Figures and Organizations
- Robert F. Kennedy Jr. – Environmental and health activist, former presidential candidate.
- Dr. Elizabeth Soda – Infectious-disease physician, volunteer with the National Public Health Coalition.
- Timothy Caulfield – Co-founder of ScienceUpFirst, author of *The Certainty Illusion*.
- American Poisons Center – Agency tracking toxic exposures.
- Fox News – Network that aired Kennedy’s interview on March 4, 2025.
Data on Search Trends and Poisonings
Expert Critique of the Vitamin A Claim
Dr. Soda explained that Kennedy “downplayed the role that vaccination has at actually preventing people from getting measles,” shifting focus to vitamin A as a treatment. Caulfield warned that “uninformed, evidence-free claims have a real-world impact… This information can kill people, and it creates trends that can be very difficult to reverse.”
Official Expert Responses
- Dr. Soda clarified that vitamin A is used only to treat severe measles in hospital settings and does not replace vaccination.
- Caulfield described the spread of misinformation as a systemic problem that depresses vaccination rates and endangers infants too young for immunization as well as immunocompromised patients.
Public Health Implications
Declining childhood vaccination rates increase the risk of measles transmission to vulnerable groups, including infants and individuals undergoing chemotherapy or living with advanced HIV. Research cited in the sources shows that 36 % of people obtain health information from social media, a channel that can amplify unverified claims. Soda warned that emerging AI-generated content may further accelerate persuasive misinformation.
Gaps and Uncertainties
The sources provide correlational data linking Kennedy’s statements to increased vitamin A searches and exposures, but no study directly quantifies causation. Precise numbers of poisonings attributable to the specific recommendation remain unavailable.
Future Outlook
Experts anticipate continued challenges as misinformation spreads rapidly online. Monitoring of toxic exposure trends and targeted public-health communication are identified as necessary steps to mitigate further impact.
Verbatim Quotes
- “He never actually claims that vitamin A would prevent measles. He talked about vitamin A being a treatment for measles, and so on face value, that’s actually true,” — Dr. Elizabeth Soda, Infectious-Disease Doctor, National Public Health Coalition
- “It’s really important to emphasize that these kind of uninformed, evidence-free claims have a real-world impact, and there have been a number of studies now that have ... demonstrated this impact,” — Timothy Caulfield, Co-founder, ScienceUpFirst
- “This information can kill people, and it creates trends that can be very difficult to reverse once the belief or even the doubt sets in. It can be very, very difficult to reverse,” — Timothy Caulfield, Co-founder, ScienceUpFirst
- “It’s amazing how it’s so hard to build up — think about all the time, effort, people, years that went into building up some of these public health systems for them to be decimated in months,” — Dr. Elizabeth Soda, Infectious-Disease Doctor, National Public Health Coalition
- “Layer on top of that now the ability to make AI content that can be incredibly persuasive,” — Dr. Elizabeth Soda, Infectious-Disease Doctor, National Public Health Coalition
