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Reports have surfaced that some people in the U.S. are buying and injecting so-called peptides that have not been proven safe or effective. These products are often sold online, at clinics with loose oversight, or through social media channels. The basic claim is that these injections can do things like speed up weight loss, boost energy, build muscle, or reverse aging, but the reports warn that many of these substances lack solid scientific testing in people. A peptide is a short chain of amino acids — think of them as tiny bits of protein. Some peptides are natural signals the body uses to tell cells to do things, like release hormones or repair tissue. Drugs like semaglutide (the active ingredient in Ozempic and Wegovy) are designed to mimic those natural signals and have been tested thoroughly in clinical trials. The peptides people are buying online are often not the same as approved medicines; they may be experimental, poorly made, or have impurities. Sellers sometimes use scientific-sounding names, which can make them seem more legitimate than they are. The coverage suggests this trend is driven by hype and the desire for quick fixes. In many cases the evidence for these unproven peptides comes from very limited studies — sometimes only in animals or in small laboratory experiments — or from anecdotal reports by people who say they felt better. That means we don’t know whether the reported benefits hold up in larger, well-controlled human trials. There are also reports of inconsistent dosing, contaminated batches, and people getting side effects, but these stories don’t amount to systematic clinical proof either way. This matters because people are injecting substances that haven’t been reliably tested for safety or effectiveness. If a peptide is low-quality or contaminated, it can cause infections, allergic reactions, or other harms. Even if the product is pure, the long-term effects may be unknown. Anyone considering these treatments should be cautious. People with chronic illnesses, those on other medications, pregnant or breastfeeding people, and anyone with a weak immune system should be especially careful because the risks can be greater for them. Regulatory agencies like the FDA have rules about which drugs are approved and how they can be marketed. Many of these online peptide products fall into a grey area or are outright unapproved. That means there’s less oversight of how they’re manufactured and sold. If you’re tempted by peptide treatments, look for evidence: published human clinical trials, approval by regulators, and advice from a licensed healthcare provider. Avoid buying injectable products from unverified online sellers or getting injections from people without proper medical credentials. Bottom line: People are experimenting with injectable peptides that lack solid human testing, and that carries real safety and effectiveness uncertainties.
Source: 6abc Philadelphia