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Treat 28 days as a limit on the water, not on your solution
When they do occur, side effects are typically mild and transient
The GHK-CU dosing protocol delivers copper in a bioavailable form that supports enzymatic functions including lysyl oxidase for collagen cross-linking and superoxide dismutase for antioxidant defense
10.26508/lsa.202302474 286 YangF.GaoY.XieS.YangW.WangQ.YeW.et al (2025)
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Use the quick-select buttons for standard protocols: 250mcg daily, 500mcg BID, or 1mg research dose
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