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Which Parts of the Mark Gordon TBI Protocol Are Evidence-Based and Which Are Experimental

Studies suggest comparative efficacy between retinol and plant-based alternatives can be evaluated through transcriptomic analysis and collagen synthesis assays in both 2D and 3D skin models

But there are always risks, such as infection, membrane tears, a blood clot developing in a leg vein, and neurological side effects

GHK-Cu (copper peptide) for skin GHK-Cu (glycyl-L-histidyl-L-lysine-copper) is a copper peptide studied for collagen support, antioxidant effects and wound healing

Most reactions resolve spontaneously upon continued use or dose adjustment

When choosing a supplement, look for independently tested products and consult a healthcare provider, registered dietitian nutritionist (RD or RDN), or pharmacist