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A new trend is that some young men are using a drug called Melanotan II to get a quick, “sunless” tan, and along the way they’re noticing other effects they didn’t expect. The reports come from magazine and online stories where people describe buying the drug online, injecting it themselves, and getting darker skin plus changes in libido, appetite, and mood. This isn’t about a prescription medication being prescribed by doctors; it’s an underground, do-it-yourself practice with a mix of anecdote and small-scale reporting. Melanotan II is a synthetic (man-made) version of a natural hormone that controls skin pigment. In simple terms, it tricks the body into making more melanin, the pigment that darkens skin, so users can tan without much sun exposure. It’s not an approved drug in most countries for tanning. People often buy it from unregulated online sellers and inject it subcutaneously (under the skin), usually without medical supervision. It’s different from familiar drugs like Ozempic; it’s aimed at changing pigment rather than controlling appetite or blood sugar. What the stories actually show is mostly personal accounts, small groups, and internet chatter — not large, well-controlled clinical trials. Users report reliable tanning effects for many people, and many also report increased sex drive and a few other physical changes. But these are anecdotal reports, sometimes mixed with before-and-after photos and no long-term follow-up. Scientific studies of Melanotan II exist, and they showed the pigment-changing effect and some side effects, but the kind of broad, safe-use data you’d expect for a prescription medicine is lacking here. So the evidence for those “other results” beyond tanning is suggestive but far from definitive. Why this matters is twofold. First, few people want skin cancer risk from UV tanning, so a “sunless” tanning option is attractive. Second, when people take a drug bought online and inject it at home, they are stepping into real medical risk. The added sexual effects some users report might be appealing, but they’re not part of any approved, regulated treatment; people who hope for a bonus effect are effectively experimenting on themselves. Anyone considering this is doing so outside normal medical oversight, and that raises questions about dosing, purity, and safety. There are clear caveats and risks. Melanotan II is unregulated in many places and can be contaminated or dosed incorrectly. Known side effects from studies and reports include nausea, flushing, darkening of existing moles (which can make it harder to spot skin cancer), and increased blood pressure. Long-term safety is uncertain. People with certain medical conditions, those on other medications, or anyone pregnant or breastfeeding should avoid it. Because it’s not an approved, prescribed drug for tanning, a doctor won’t usually recommend it, and regulators caution against buying and self-administering it. Bottom line: Melanotan II can darken skin and produce other effects some users notice, but using it means buying an unregulated product and experimenting on your body with unclear long-term risks.
Source: Men's Health