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Ozempic users may face protein, vitamin D deficiencies, experts warn

by Dylan Furbay - 10/26/26 9:28 AM ET

by Dylan Furbay - 10/26/26 9:28 AM ET

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(NewsNation) — Patients prescribed Ozempic and other GLP-1 medications may be at risk for nutritional deficiencies, according to recent studies.

Because GLP-1 medications help people lose weight by reducing appetite and slowing digestion, patients often eat less, increasing the risk of nutrient gaps and prompting concern among doctors and nutrition researchers.

Research points to several common areas of concern, including protein, fiber, vitamin B12, vitamin D, electrolytes, and nutrients vital for maintaining healthy muscle mass and connective tissue.

Am I likely to be protein deficient on Ozempic?

An obesity study found that 43% of GLP-1 users consumed inadequate amounts of protein during a trial period.

Experts at the University of Cambridge have expressed concern that people prescribed newer weight-loss medications may not be receiving…