NAD+ restores the cellular energy substrate that makes everything else work better: workouts feel more productive, recovery is faster, and cognitive clarity improves alongside the physical changes
These include: Pernicious Anemia: An autoimmune disease that stops the stomach from making a protein needed for B12 absorption
This, in turn, boosts metabolic rate and activates a gene known as sirtuin-1 (SIRT1), also referred to as the "longevity gene." SIRT1 is involved in reducing the risk of various conditions such as diabetes, obesity, metabolic syndrome, atherosclerosis, cardiovascular disease, kidney disease, liver disease, neurodegeneration, and cancer.
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How can B12 shots help with longevity
But a monthly 4000 mcg dose would be 4 mL, with the same concentration