Science
Weight Loss Drugs' Efficacy Varies by Genetics
GLP-1 drugs like semaglutide and tirzepatide show varying effectiveness in weight loss, with genetic factors playing a key role. Studies indicate that individual responses can differ significantly.
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Scientific American
Some people who take GLP-1 drugs such as semaglutide and tirzepatide see little to no changes to their weight. The reason why may be genetics
2026-06-25 10:00 UTC