Research · Meta-analysis
Magnesium intake and risk of type 2 diabetes: meta-analysis of prospective cohort studies
What it found
Higher dietary magnesium was associated with ~22% lower risk of developing type 2 diabetes, and ~14% lower risk per additional 100 mg/day — a consistent, dose-dependent observational association.
- Design
- Meta-analysis
- Year
- 2011
- Sample size
- 5,36,318
- Population
- adults across 13 prospective cohorts (24,516 incident diabetes cases)
- Intervention
- dietary magnesium intake (highest vs lowest; per 100 mg/day)
- Outcome
- incident type 2 diabetes
- Journal
- Diabetes Care
Citation last checked 2026-06-21.