New researchJune 2026Strong evidence
On a GLP-1 (Ozempic / Wegovy)? You may be losing muscle, not just fat.
Up to a third-to-half of GLP-1 weight loss can be lean mass — leaving you weaker and slowing your metabolism long term. The fix isn't another pill: resistance training, adequate protein, and a few targeted supplements can preserve what you've built.
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