GHK-Cu occurs naturally in human blood plasma, declining from approximately 200 ng/mL at age 20 to just 80 ng/mL by age 60, which correlates directly with the visible signs of skin aging and laxity
The properties offered by the compound have also been exploited by a Chinese group, who presented BPC 157 as an interesting component of medical dressings for scar repair, which is effective in shortening the time for wound healing [172]
doi:10.3390/ijms19071987 8
Very easy to order, arrived promptly, instructions were easy to follow
And I wear an oxygen mask while Im using it, which simulates altitude, so Im getting this huge red blood cell response
doi: 10.1016/j.tibs.2022.10.002