People who dont produce enough intrinsic factor can become deficient
In those patients, addressing the underlying metabolic dysfunction first, through dietary intervention, GLP-1 therapy if indicated, or NAD+ support for cellular energy metabolism, is the clinical priority
Therefore, adding more B12 to your diet wont prevent you from losing your hair [4]
The body retains only so much of it, so youll have to inject often to replenish the stores
This loss leads to reduced levels of cobalamin in body
If youre noticing grey hairs appearing earlier than expected, alongside other B12 deficiency symptoms, its worth investigating your B12 status