Mild to moderate deficiencies of vitamin B12 are fairly common, with about 40% of people in Western populations reported to experience them [1]
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
Will a licensed provider evaluate my candidacy and contraindications first
A few drops massaged into a clean scalp consistently should do the trick for scalp care
The metabolism and elimination of NAD+ (and its by-products) could be altered in advanced hepatic or renal dysfunction, and high-dose NAD+ might theoretically affect cardiovascular dynamics, so practitioners generally avoid or closely supervise NAD+ use in such settings
An insulin syringe (for administration), marked in units