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Yes as long as you choose a reputable supplier that provides proper documentation and follows research-use guidelines
GHK-Cu's collagen synthesis and fibroblast-stimulation literature makes it the natural anchor for a skin-focused research formulation
It has been studied specifically in Achilles tendon, rotator cuff, patellar tendon, and other tendon injury models
Not sure if this is mostly from change in diet or from the injections on their own, but it seems to be helping so far
Needle length determines how deep the injection will penetrate the muscle tissue
Children generally require weight-adjusted regimens, often 100 mcg monthly after initial loading
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