According to the NIH, a symptom of vitamin B12 deficiency is weight loss [1]
Table of Contents: How long do the effects of a Vitamin B12 injection last
Topical Application (Primary Route for Hair) Topical GHK-Cu delivers the peptide directly to the scalp, where it can interact with dermal papilla cells and the follicular stem cell niche without systemic dilution
Your provider shows you exactly how to use yours
Even the relatively small amount of benzyl alcohol in bacteriostatic water can build up in neonates and cause a dangerous condition known as gasping syndrome, characterized by metabolic acidosis, gasping respiration, respiratory failure, and potentially fatal outcomes
Its best to keep it in a cool, dry place, away from direct sunlight and heat