Elevated serum B12 levels may sometimes indicate underlying medical conditions rather than true overdose, warranting clinical investigation to exclude haematological disorders, liver disease, or renal impairment
Ludwig V
The value of GSH and nutritional strategies like amino acids, vitamins, minerals, phytochemicals, sulforaphane to enhance cellular Nrf2, and other supplements used to restore GSH levels (327330) as adjunct treatments for all inflammatory diseases including SARS-CoV-2 infection needs to be further emphasized
On a deeper level, it seems that vitamin B12's relationship with hair loss or hair growth seems to stem from its necessary function for "DNA synthesis, neurological function, and red blood cell formation," which are all important factors in helping hair cells generate, as well as keeping hair follicles, the base of the hair on the scalp, oxygenated and fed with enough nutrients from digestion as explained further below
Below 200 pg/mL is low