Vitamin B12 injections can quickly boost B12 levels in individuals and restore balance in cases of B12 deficiencies
The NHS generally prescribes hydroxocobalamin injections for treating deficiency due to pernicious anaemia or malabsorption, as this has the most robust evidence base for these conditions
This vitamin is important for making red blood cells, nerve function, and DNA
But including foods high in these vitamins (like whole grains, meats, eggs, dairy, leafy greens, nuts) as tolerated can help maintain levels once the course of injections is over
Journal of Medicinal Chemistry , 61(15), 64156425
High levels of B12 are a warning sign: While low serum cobalamin levels do not necessarily imply deficiency, an abnormally high serum cobalamin level forms a warning sign requiring exclusion of a number of serious underlying pathologies