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Can the Elderly Have Too Much Folic Acid? Understanding the Risks

According to the NIH, an estimated 5% of adults aged 51-70 may take over 1,000 mcg of folic acid daily through supplements, which for the elderly, raises significant health concerns. In older adults, the interaction between high folic acid and low vitamin B12 can pose serious risks, potentially leading to accelerated cognitive decline and irreversible neurological damage.