Systemic anti-aging and injectable regeneration claims are weakest because they lack strong human confirmation and face regulatory safety concerns [8], [17]
Freeze-thaw cycles may negatively affect certain peptides, so storage conditions should always follow available stability information for the specific compound
Stronger Skin Barrier Copper peptides have been studied for their ability to support the skin's natural healing process, which includes reinforcing the skin's natural barrier [3]
These different mechanisms lead to different outcomes and risks
Additinally, I didnt plan to watch a video learning about the incredible array of benefits from GHK-Cu, but the YT vid you posted with Dr Quinn Stillson, breaking down the physiology, current levels of research, efficacy, risks and benefits of topical vs sub -cu, was simply phenomenal
And like many trending peptides, the conversation has outpaced the clinical evidence