To our knowledge, this is the largest study to date regarding the association of serum vitamin B12 levels with obesity in the general population
In the 50s, when chemotherapy wasnt yet available, massive doses of B12 shots were given to children with a neuroblastoma tumor every two days, for 2-3 years with great success: NEUROBLASTOMA: AN EVALUATION OF ITS NATURAL HISTORY AND EFFECTS OF THERAPY, WITH PARTICULAR REFERENCE TO TREATMENT BY MASSIVE DOSES OF VITAMIN B12
Set against that is the candid limitation AHK-Cu's own safety record is thin, the "well tolerated" framing is largely inherited from the copper-peptide class, and copper accumulation from long-term topical use is an open question rather than a settled one
This article does not separately confirm state-by-state availability for the Longevity service specifically
IV Therapy IV Hydration ($120), Hangover IV ($240), Myers Cocktail ($275), Immunity Boost ($265)
One such ingredient is GHK-Cu, a copper peptide complex that manufacturers say can do everything from reducing wrinkles and growing hair to fading scars, healing wounds, and more