ghk-cu tolerance or desensitization or loss of effectiveness or downregulation Full article: Physicochemical characterization native glycyl-l-histidyl-l-lysine tripeptide for wound healing and anti-aging: a preformulation study for dermal delivery GHK-Cu Copper Peptide Regeneration Review
Description
Quick Answer: Sermorelin vs GHK-Cu compares a growth hormone peptide with a collagen-stimulating copper peptide

No dependence, no tolerance buildup
Now, what it does, and why it's a big deal, is because of all the things that it does in the body

This can damage the fragile peptide structure through mechanical force

Epithalon may exhibit variable solubility characteristics depending on laboratory preparation methods

Insurance coverage is generally limited to treatments that are supported by substantial scientific evidence and are recognized as medically necessary for specific health conditions
