Hair Loss Was Just the Start. Ozempic Users Are Also Reporting Nail Trouble

Recent European research suggests that users of GLP-1 weight-loss medications like Ozempic may experience hair loss and nail-related issues, such as nail detachment. While experts advise patients not to panic or stop treatment without medical consultation, these side effects are now being formally studied.
Why it matters
As GLP-1 drugs become widely used, identifying and documenting potential side effects is critical for patient safety and informed medical decision-making.
GLP-1 medications like semaglutide and tirzepatide may come with some unexpected hair-raising side effects, research out this week suggests—or rather, hair- and nail-losing ones.
Scientists in Europe studied hundreds of people taking a GLP-1. Compared to non-users, people on GLP-1s were significantly more likely to develop hair loss and nail-related problems, particularly nail detachment, they found. Though these issues aren’t necessarily too serious, both patients and doctors should be aware of the potential risk, the researchers say.
“For people taking or considering GLP-1 receptor agonists, the main takeaway is: do not panic, and do not stop an effective treatment on your own because of your hair or nails—but do mention these symptoms to your doctor,” study author Charles Taïeb, a clinical dermatologist at Necker University Hospital in Paris, told Gizmodo.
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