Evidence shows that oral supplementation at a high dosage of 1000 mcg is an effective technique for increasing vitamin B12 levels in deficient individuals
This ensures minimal discomfort
Lets take a closer look at GHK-Cu and how it works: GHK peptide bound to copper was first discovered by Loren Pickart in the 70s
The use should be considered experimental, and potential benefits observed in animals may not fully translate to humans
For instance, the development of autoimmune diseases is stimulated by iodine (excess or deficiency), smoking, stress, and chemical contaminants (like polyaromatic hydrocarbons), medicine (like amiodarone and interferon-alpha (IFN), and bacterial and viral infections (like hepatitis C virus and Yersinia enterocolitica)
However, you will likely notice yourself sleeping better quite soon