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The downstream effects of enhanced GH secretion include increased production of insulin-like growth factor-1 (IGF-1), which mediates many of growth hormone's anabolic effects
2019 Apr 1;85:10-6
The GHK-Cu spray provides the convenient topical delivery that daily skincare research protocols require, while the injectable formats provide systemic GHK-Cu delivery for research questions that extend beyond the skin surface
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