People are getting an old-timey sailors' disease on GLP-1s
Key Points:
- Australian dietitians warn that GLP-1 weight-loss drugs like Ozempic, Wegovy, and Mounjaro may cause malnutrition and serious vitamin deficiencies, including scurvy, due to appetite suppression and inadequate dietary monitoring during trials.
- A systematic review led by Professor Clare Collins found that only two out of more than 40 global studies on these drugs measured patients' diets, highlighting a critical gap in understanding the nutritional impact of GLP-1 use.
- Cases of rare but severe deficiencies such as scurvy and thiamine deficiency have been reported, prompting calls for routine dietitian referrals and personalized nutrition therapy alongside medication to prevent serious health complications.
- Despite concerns, experts acknowledge the benefits of GL