Story perspectives
Calcium Supplements Show No Dementia Risk in Women
10/8/2025
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Story summary
- Calcium supplements showed no link to dementia risk over 14.5 years in 1,460 older women.
- Participants took 1,200 mg daily for five years; dementia rates were similar in calcium and placebo groups.
- The study adjusted for genetics and lifestyle, strengthening conclusions about cognitive safety.
- About 18% developed dementia; researchers call for studies in men and younger women.
