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Journal ArticleThe journal of nutrition, health & aging·Jun 2026

Low Vitamin D Linked to Muscle Loss, Especially in People With Diabetes

Key Insight

This study suggests checking vitamin D status may matter more for older adults with diabetes.


In a study of over 7,500 older adults, low vitamin D was tied to higher odds of sarcopenia (age-related muscle loss). The link was stronger in those with diabetes. In aged diabetic rats, vitamin D3 supplements improved muscle strength and reduced fat buildup inside muscle fibers.

Disclaimer: Research summaries are provided for informational purposes only and do not constitute medical advice. Always consult a qualified healthcare professional before making changes to your health routine.