Comparative Study of Vitamin D Levels After Metabolic Bariatric Surgery in Women Under or Over 45 Years of Age

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Obesity is linked to lower vitamin D levels due to factors like fat sequestration and reduced sun exposure.
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Metabolic bariatric surgery significantly improves weight loss but may worsen pre-existing vitamin D deficiency.
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Vitamin D status is crucial for women of childbearing age post-bariatric surgery due to increased nutrient demands during pregnancy.
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In the study, women under 45 had lower vitamin D levels than those over 45 at 12 and 24 months post-surgery.
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The study analyzed 305 women, revealing significant changes in vitamin D and calcium levels after bariatric surgery.

Obesity Surgery

by Diya Humeida Omer, Khiria Alsaghir, Aye A. Thant, Siba Senapati, Basil J. Ammori, Akheel A. Syed
January 10, 2026

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