is it safe to inject ghk cu GHK-Cu Copper Peptide Injections: Advanced Skin Rejuvenation GHK-Cu Side Effects: What Does

Sensitivity to cobalt and/or Vitamin B12 is a contraindication

Renew Sustain Energy Rev 170:112965 Cao Z et al (2022b) Highly dispersed RuO 2 -biomass carbon composite made by immobilization of ruthenium and dissolution of coconut meat with octyl ammonium salicylate ionic liquid for high performance flexible supercapacitor

An Overview of Preclinical and Clinical Data

This is the most common comparison because both peptides share the same core sequence

Side effects & contraindications Cagrilintide is well tolerated

Some people do find that lower doses more frequently work better for them - so I'd suggest trying it and see how you go before deciding that you need to use multiple doses administered simultaneously - particularly as the rate of lost of B12 is higher the higher the amount in your blood is