effect of 2000 mg iv of glutathione on skin Injections: Side Effects & Benefits Compounded Glutathione Injection | Empower

That figure came from an assay-specific in-vitro spine-density assay (picomolar Dihexa versus nanomolar BDNF) and does not mean Dihexa is millions of times more effective in a living brain

It is likely that many patients will require intramuscular B12 replacement for the duration of their metformin treatment, although a trial of oral replacement initially may be worthwhile.

Injectable use carries the usual hazards of non-clinical injection injection-site reactions, and infection or abscess formation when material is not sterile or is handled improperly

Science 249: 404-406

Calves: 1ml per 10-20 kg of body weight