That is a bit of a catch-22 because B12 is essential for the intestines to be able to function optimally, but they cannot absorb it (from the food) when they are damaged or diseased
We look for nerve function improvements in 3-6 months
Emma M., review from WhatClinic Please note that results vary from person to person due to lifestyle, external and internal factors, and genetic predispositions
See Figure 1 for further information on relevant dose adjustments[42]
Consider a B12 shot if you often feel run-down, struggle with concentration, have mood fluctuations, or want a natural boost without relying on caffeine or stimulants
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