side effects from vitamin b12 injections What Does a Shot Do for You? B12 Deficiency Are B12 Shots Safe? Royal

The former is an easy one

They are particularly beneficial for those with absorption issues, ensuring that the body receives adequate levels of this essential vitamin to maintain optimal energy, nerve function, and overall health. DR

Established low ranges are often too low, and researchers have found that normal-low B12 levels have been associated with neurological symptoms such as difficulty balancing, memory lapses, depression, mania, fatigue, and even psychosis

As we age it becomes depleted resulting in fatigue, mental fog, lack of concentration, inflammation/oxidative stress, dull and tired looking skin, decreased endurance, and increased symptoms of chronic disease