Yes—66% of users reported nail problems, compared with 53% of non-users, though this does not prove the drugs caused them. The Independent reported on 575 people taking GLP-1 Medications, drugs used for diabetes or weight loss. They lived in France, the United States, Brazil, and Mexico. Researchers compared them with 1,329 non-users living with diabetes or obesity. For our Brittle Nails community, the strongest finding involved nails lifting away from the skin underneath. This affected 39% of users, compared with 9% of non-users. That is more than four times as common. Noticeable nail color changes affected 46% of users. Researchers also accounted for existing skin problems, low nutrient levels, and changes in Weight. Even then, nails lifting away remained two to three times more common among users. So, losing pounds alone did not explain the finding. A link is not proof of a cause, as the study’s lead author stressed. These results also cover more than nails that crack or break. Keeping those problems separate matters when comparing your experience with the study. The report does not show that every nail change during treatment comes from the drug. For members tracking nail changes, a timeline could make community comparisons more useful. Notes might include when changes started, how many nails were affected, and medication start dates. Photos and existing bloodwork could add context without proving a cause. Comparing those records may help members describe shared patterns more clearly. What nail changes have you noticed during treatment, and how did they line up with your tracked numbers?