Measles-Related Vitamin A Searches Rise
Google Trends data showed increased US search interest in vitamin A and cod liver oil during the 2025 measles outbreak, but normalized search data cannot determine actual product use, dosing behavior, or harms.
By
Kathryn Wighton
June 29, 2026
Clinical Scorecard: Measles-Related Vitamin A Searches Rise
At a Glance
Category Detail
Condition Measles Key Mechanisms Vitamin A may support recovery from measles but does not prevent it. Target Population Individuals searching for information on measles and vitamin A. Care Setting Public health and media communication
Key Highlights
Increased internet searches for vitamin A and cod liver oil during the 2025 US measles outbreak. Media statements promoting vitamin A as a treatment correlated with search interest. Search interest for 'vitamin A' peaked at 44% on February 26, 2025. A 38.7% increase in vitamin A exposures reported by America’s Poison Centers. The study used Google Search Trends as a proxy for public interest. Guideline-Based Recommendations
Diagnosis
Vaccination remains the only proven prophylactic against measles. Management
Vitamin A may be administered under medical supervision to support recovery from measles. Monitoring & Follow-up
Monitor for potential toxicity from incorrect dosing of vitamin A. Risks
Vitamin A can be toxic if dosed incorrectly. Patient & Prescribing Data
Individuals affected by measles or seeking information on treatment.
Increased search interest does not confirm actual use or dosing behavior.
Clinical Best Practices
Ensure accurate information dissemination regarding measles treatment. Educate the public on the risks of vitamin A toxicity. Related Resources & Content
