do you inject ghk cu where should GHK-Cu Peptide: Benefits for Tissue Repair, Healing, and Recovery – GHK-Cu (Copper Peptide) Deep Dive:

These structural modifications reduce affinity for endogenous IGF binding proteins, resulting in altered stability and interaction characteristics in experimental systems compared to native IGF-1

Intranasal administration of oxytocin: behavioral and clinical effects, a review

The entire receptor-ligand complex is internalized in this process and translocated to the lysosome

Despite the popularity of these peptides in mainstream media and among patients, significant research regarding the safety and efficacy of these therapeutic methods is required before definitive recommendations can be made to patients." So, are more studies of these peptides in the works