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Antioxidant-Rich Diets Linked to Lower Cervical Cancer Rates in New Study
Confirmed
In Short: A nationwide analysis found that women with diets rich in antioxidants had significantly lower rates of cervical cancer, though the study does not prove causation.
Researchers compared 174 women with a history of cervical cancer to 870 without, finding that those with more antioxidant-rich diets had a strikingly lower prevalence of the disease, even after accounting for other influences.
Persistent infection by a high-risk strain of HPV is nearly always the initial cause of cervical cancer, but infection alone does not determine who develops the disease.
What's confirmed
- Most infections are cleared by the immune system, but some remain for years and can gradually alter cervical cells.
- Some women may have changed their eating habits after diagnosis; cancer history was self-reported, and a 24-hour dietary recall may not represent long-term eating patterns.
- The findings do not show that antioxidants prevent cervical cancer, but they raise intriguing questions about whether nutrition, oxidative stress, and immune function may affect HPV-related disease progression.
What's still developing
- Now, new research provides some of the best evidence yet that men who are vaccinated are getting fewer cancers, too.
- Each year, HPV leads to roughly 11,100 cervical cancers, but according to the US Centers for Disease Control and Prevention, this virus also causes 16,000 oropharyngeal cancers.
- Among more than 700,000 individuals vaccinated for HPV, they identified 40 cases of head and neck cancers.
- A survey study in 2025 found that more than a third of US adults are unfamiliar with HPV, and more than 70 percent were unaware it could cause oral cancers.
- "Something I'd never heard of almost killed me," a male patient who survived HPV-related throat cancer recently told CIDRAP, the Center for Infectious Disease Research and Policy at the University of Minnesota.
- Related: Cancer Threat From Oral HPV Is a Lifelong Risk, But Can Be Prevented A global campaign led by advocacy groups is urging the WHO to change its policy to be gender-neutral.
- It is highly likely that a preventative cancer treatment, originally targeted at women, is now also protecting men at risk of head and neck cancer.