GHK-Cu is a blue copper peptide often used in skin, hair and regeneration studies
For patients with type 2 diabetes who maintained a stable weight, GLP-1 use was associated with an 8.7% lower osteoporosis risk compared to patients who did not use a GLP-1, as seen in Figure 1
But it also has real problems: media logos with no verification links, zero explanation of injectable versus oral or liposomal medication differences, and ad pricing that buries the 12-month commitment behind starting at language
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Supplementing iron, vitamin D, B12, zinc, and biotin when deficient shows the best evidence