our bodies dont actually produce B12 and we must obtain it through our food
Studies show that chronic stress, anxiety, and depression can cause your NAD+ levels in your body to prematurely deplete, causing sleep disturbances, cognitive impairments, and worsening mood problems
Deficiency is also prevalent in seniors because the capacity to absorb vitamin B12 can diminish with age
In certain regions of the world, marginal or subclinical vitamin B 12 deficiency may be fairly common in other age groups as well, including children, premenopausal women, and pregnant women, primarily due to low intake of animal-source foods (reviewed in 5)
Yes, B12 injections are very safe when administered by trained medical professionals