GHK-Cu has a strong safety profile in its standard dose ranges, but awareness matters
doi: 10.4103/2008-7802.188083 45
Many people like this system because it avoids confusion
In people with vitamin B12 deficiency, symptoms may include fatigue, lack of energy, dizziness, shortness of breath, irregular or fast heartbeat, pale or yellowish skin, numbness or tingling in the hands and feet, smooth or tender tongue, decreased appetite, weight loss, diarrhea, muscle weakness, unsteadiness, trouble walking, mental confusion, forgetfulness, irritability, and personality changes
A mild tendonitis protocol differs from a post-surgical recovery protocol even when using the same peptide
Some studies suggest its hair-growth performance is comparable to 5 % minoxidil, with fewer side effects