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Someone asked for tips because they’ve started getting a lot of chafing (rubbing and irritation) under their breasts, and it’s worse when they sweat. They say this began after losing weight on Ozempic, which they’re still wearing the same bras for, and the irritation is most bothersome at home when they’re bra-less and can’t use certain creams or powders. Ozempic is the brand name for a drug called semaglutide. It’s a prescription medication that mimics a gut hormone to help with blood sugar control and appetite—people taking it often lose weight. It’s not a cream or skin treatment; it changes body size and sometimes skin folds can shift or rub in new ways after weight loss. That’s probably why this person started noticing chafing only after their body changed. The practical problem here is straightforward: skin-on-skin contact plus sweat makes friction and irritation, which can lead to itching, rawness, and sometimes small rashes. Studies about semaglutide don’t focus on chafing specifically; this is an anecdotal, clinical-observation type thing. There are no big trials saying “Ozempic causes under-breast chafing” — instead, what’s happening is a mechanical change: losing volume in some places can create new rubbing surfaces or alter how a bra fits. Simple steps like changing bra fit, using thin barriers, or applying skin-friendly lubricants are the usual ways people deal with it. Practical takeaways: first, check bra fit — you may need a different band or cup size after weight loss. A well-fitted bra can lift and separate breasts to reduce skin contact. If you don’t want a bra at home, consider a soft bralette or a moisture-wicking camisole to reduce friction. For direct skin protection, options include a thin silicone or fabric “sweat guard” patch, petroleum jelly or barrier creams (applied in small amounts), or anti-chafing balms made for athletes; many are safe for everyday skin. Choose products labeled for sensitive skin and scent-free to avoid irritation. Caveats and risks: don’t use talcum powder (many people avoid it for inhalation risks) or scented products that can worsen itching. Zinc oxide creams can help healing but can feel heavy and stain clothing; if you can’t use them at home, try lighter barrier ointments. If the skin is broken, oozing, has a bad smell, or looks infected (increasing pain, spreading redness, fever), see a clinician — you might need topical antibiotics or antifungals because yeast infections often grow in warm, damp folds. Also, if you’re changing how you take Ozempic or your dosage, discuss that with the prescriber; don’t stop medication because of chafing without medical advice. Bottom line: weight loss changed the way your breasts sit, causing friction and sweat to irritate the skin — better bra fit, thin barriers or anti-chafe balms, and safe skin-care choices usually fix it, and see a doctor if the skin looks infected or won’t heal.
Source: r/Semaglutide