GHK-Cu and copper uglies Albeit rare, some people may experience a side effect from using GHK-Cu or other copper peptides known as copper uglies. Though there arent any studies on this phenomenon, some users have anecdotal reports of copper peptide skin care products leading to what looks like accelerated skin aging instead of antiaging
However, glutathione levels decrease as you age, and natural production can also be slowed because of disease, medications, stress, trauma, infections, a poor diet, pollution, and radiation
J.3rdMEA.et al
The votes are only one part of discussions scheduled across two days
A significant portion of the existing knowledge about FOXO4-DRI's safety and side effects emanates from anecdotal accounts, particularly from the biohacker community