Researchers should avoid placing the vial in the coldest part of the refrigerator, such as directly against the back wall, where temperatures can fluctuate or dip low enough to affect solution stability
A faint blue-green tint at the injection site is sometimes reported and is associated with the copper in GHK-Cu (cosmetic only)
Third-party testing certificates and proper storage throughout the supply chain are indicators of quality sourcing
Formulation: Lyophilized powder for reconstitution with an appropriate aqueous solvent, supplied without dosing instructions of any kind
In patients with bulimia or anorexia nervosa, vitamin B 12 deficiency also can be related to diet
FAQs The frequency of B12 injections varies: initially, they may be given weekly or biweekly to address severe deficiency, then reduced to monthly or less often for maintenance