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It is banned as a doping substance by WADA and most major professional sports organizations

Your body makes it naturally, but levels decline with age

The more interesting question is why it does so, and what those mechanisms might imply for human biology beyond the skin barrier

This will determine the quantity, concentration format, and storage requirements most appropriate for your protocol

[9] For wound healing specifically, the evidence is stronger than for cosmetic anti-aging, because wound models involve measurable endpoints (wound closure rate, tissue tensile strength, histological analysis) in controlled animal studies