The wellness industry has a new favorite syringe. Influencers, bodybuilders, and Silicon Valley early adopters are self-injecting "peptides" like BPC-157, TB-500, and GHK-Cu to heal injuries, smooth skin, and bulk up. The catch? Most of these gray-market molecules have almost no clinical evidence backing their benefits and even less data on long-term safety. The FDA has already warned some compounding pharmacies, yet the trend keeps growing.

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