A breakdown of GHK-Cu's documented biological pathway effects from the 2018 Biomolecules review, distributed across categories including wound repair, anti-inflammatory signaling, antioxidant defense, DNA repair, and nociception, shows that wound repair and anti-inflammatory pathways together account for the majority of documented effects
They are not medicinal products and have not been approved by the FDA
However, the exact timeline would depend on the specific model, dosage, and severity of the initial injury
384 However, canakinumab was also associated with a small increase in fatal infections such as sepsis (an infection in the blood), cellulitis, and pneumonia
If your goal is exercise performance or recovery, taking it before a workout, whenever that happens to be, tends to align better with the research