Science Weekly
Is there any point in taking multivitamins?
Jul 18, 2024
Professor JoAnn Manson from Harvard Medical School discusses the lack of benefits of multivitamins in enhancing longevity, with some studies suggesting a 4% increase in mortality risk. The podcast explores the importance of nutrient-deficient diets, risks of megadose supplements, and how to navigate the multivitamin market effectively.
15:14
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Quick takeaways
- Multivitamins don't improve longevity and may increase mortality risk.
- Multivitamins can reduce cancer incidence and all-cause mortality, but quality varies in the market.
Deep dives
Multivitamins and Longevity Study Findings
A recent study on nearly 400,000 healthy Americans spanning 20 years revealed that daily multivitamin intake did not extend lifespan. In fact, users were slightly more likely to die during the study period, showing a 4% higher mortality risk. This challenges the belief that multivitamins aid longevity, raising questions about their potential harm.
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