frequency of vitamin b12 injections How Often Can I Take Injections? Vitamin B12 Injections Dosage and

The NNMT Problem: Why Your Fat Cells Store Instead of Burn NNMT (nicotinamide N-methyltransferase) is an enzyme highly active in fat tissue

Consult a healthcare provider before supplementing if you: Take blood thinners (vitamin D affects clotting) Use metformin, or proton pump inhibitors (both affect B12 absorption) Have kidney disease (impairs vitamin D metabolism) Have a history of kidney stones (excess vitamin D increases risk) Are being treated for any chronic condition Testing first ensures you get the right dose

UKAS guidance

t is important to note that low levels are rare in most healthy adults because the human liver stores several years worth of vitamin B-12

One hypothesis from researchers at Harvard Medical School: chronic NNMT suppression might alter methylation donor availability, since NNMT consumes S-adenosylmethionine (SAM) as a methyl donor

NHS guidelines say those with neurological symptoms should receive more frequent treatment, but some patients complain this is often ignored