The duration of side effects depends on the specific symptom and your individual physiology
For men already using Minoxidil on the face for beard growth, adding GHK-Cu is a logical enhancement
But for sprains, strains, those kind of acute injuries, or like your gentleman, they adopt her
VLEKT resulted in significant weight loss and improved PASI (by 50%), DLQI, and VAS scores for pruritus and pain
As a quick comparison, well look at tests for vitamin D: Life Extensions in-lab (Labcorp) Vitamin D, 25-Hydroxy Blood Test costs $47 Thornes at-home Vitamin D Test is $99 Everlywells at-home Vitamin D Test Kit is $49 If you dont mind collecting your own blood sample, wed recommend spending the extra money to go with Everlywell in this scenario particularly for the added convenience
J Chromatogr B 877:40514054 Jal PK, Patel S, Mishra BK (2004) Chemical modification of silica surface by immobilization of functional groups for extractive concentration of metal ions