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During blood vessel injury, the relative ratios of TXA2 and PGI2 are controlled by COX enzymes to balance the opposing actions of clotting and blood flow
Research-grade GHK-Cu and cosmetic-grade copper tripeptide-1 share a chemical identity, but the purity specifications, impurity profiles, and analytical documentation differ substantially a distinction examined later in this guide
Weeks 34 Skin starts looking calmer and more even
similar mechanisms may apply
Why this matters in practice: if you understand that purging is an inflammatory response and not a detox, you stop expecting the breakout to resolve itself in a week, you stop layering additional actives thinking you can speed it up, and you start being able to identify when a reaction is genuinely irritation or sensitivity rather than the normal acclimation phase
the most common reported effects are mild, transient local reactions such as redness, itching, stinging, or dryness
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