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Description
Vitamin B12 status and rate of brain volume loss

The peptide functions as an NNMT (nicotinamide N-methyltransferase) inhibitor, preventing methylation of nicotinamide into 1-methylnicotinamide

Prolonged use of Vitamin B6 (over 2 months) at high doses exceeding 1g/day can lead to severe peripheral neuropathy, with symptoms including unsteady gait and numbness in the hands and feet

2017 Mar 23;169(1):3-5

There are also cases where you eat iron-rich foods, but absorption of iron is poor, contributing to deficiency

& Jeong, S
