With a molecular weight of just 403.93 Da well below the 500 Da cutoff typically associated with significant skin penetration GHK-Cu is small enough to penetrate the stratum corneum (outer skin layer) in concentrations sufficient to activate regenerative processes
Early research showed promising results, laying the foundation for further development
Other common side effects include: Dizziness and lightheadedness, particularly during the first few weeks Fatigue and low energy , often related to reduced caloric intake Headaches , which typically resolve within the first month Sulfur burps , a distinctive and common complaint Diarrhea , which usually resolves as the body adjusts Injection site reactions including redness and mild swelling Less common but important considerations Some patients experience hair loss on GLP-1 medications
2020;20(1):20 This study found that nearly 20% of patients who undergo bariatric surgery will not lose more than 50% excess body weight, and the factors influencing post-operative weight nadir are still controversial but may be population-specific
Following H/I, the concentrations of glutamate and ATP are increased (61), and excitatory amino acids (EAA) are secreted, allowing glutamate to accumulate to excitotoxic levels
Nutrients, 6 (10), 4002
