October 2020 in “Our Dermatology Online” Skin changes and high vitamin B12 levels can be early signs of cancer.
August 2024 in “Journal of the Association of Physicians of India” Adding vitamin B12 to food like salt can effectively improve vitamin levels in rural areas.
January 1982 in “Side effects of drugs annual” High doses of certain vitamins can cause serious side effects and health risks.
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June 2010 in “Clinics in Dermatology” Taking too many vitamin and mineral supplements can cause serious health problems.
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October 2020 in “Dermatology practical & conceptual” Some skin, hair, and nail supplements can be toxic, interact with medications, affect lab tests, and may increase cancer risk.