Symptoms like dizziness, confusion, and weakness may occur, and long term use could contribute to insulin resistance, increasing the risk of metabolic disorders
Although rare, more moderate side effects are vomiting, diarrhea, trouble breathing, facial swelling, severe lethargy, or collapsein these cases stop the peptide immediately and seek veterinary support
China doubled its peptide exports to the US in 2025, with shipments approaching half a billion dollars, much of it reaching consumers through platforms like Temu with no guidance on purity or what the product actually contains
At this concentration, 10 units equals 0.25 mg, giving you meaningful resolution on a standard insulin syringe
The main practical cautions are its blue-green color (which can tint formulations) and formulation incompatibility with certain other actives notably strong direct-acid vitamin C and high concentrations of exfoliating acids, which can destabilize the copper complex
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