"Vitamin B12 is an essential nutrient for human health," Elizabeth Ko, assistant clinical professor of medicine at UCLA's David Geffen School of Medicine, told InStyle
The math breaks when researchers assume 'one vial equals one dose' without checking the reconstitution volume
This stability eliminates the need for protective carriers that other growth factors require
Hydroxocobalamin is the preferred B12 formulation in the UK for treating pernicious anaemia and malabsorption conditions
That is the evidence gap, stated plainly: the mechanism is well-motivated and the preclinical signal is consistent, but no human study has confirmed that any of it translates to people, at any dose, by any route
In this guide, we will explain how these injections work, the specific benefits you can expect, and the safety protocols we follow