Of the road of why hormones are so critical, why it may be one of the most powerful things as we age to maintain optimal levels
Siegel, 1961): Absorption tests with food, using a flushing vitamin B12 injection to estimate absorption, indicate a reduction of the passive absorption by about 40% when supplements are taken with food rather than when fasting
Managing and Alleviating Symptoms Occasionally, individuals may experience unpleasant reactions such as swelling, itchiness, or pain after a vitamin B12 injection
These side effects are typically temporary and subside within a few days
Of course, there are certain situations where you should talk to your doctor about the possibility of needing more vitamin B12if you are vegan (meaning you dont eat animal products), are over 60, or have a condition or take a medication that could deplete your B12 levels, leading to a variety of symptoms (see below)