High-dose vitamin C may boost cataract risk in woman

Acooding to the findings of a Swedish study, among nearly 24,600 adult women followed for more than 8 years, those who reported regular or occasional vitamin C supplementation of about 1000 milligrams per serving were about 25 percent more likely than those who did not take supplements to have age-related cataracts removed.

Women who took extra vitamin C for 10 years or longer; or in combination with being 65 years and older, or taking hormone replacement or corticosteroid medications had even greater risk, researchers found.

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