b12 injection from pharmacy Vitamin for Cyanocobalamin 1,000 mcg, 25/Box (Rx) — Mountainside Medical Compounded Hydroxocobalamin (Vitamin B12) Injection

Disadvantages of using oral forms: inferior absorption, inferior cellular activity, require high compliance with daily dosing

\The Department of Health advises you don't take too much as this could be harmful

Why Absorption Matters: The B12 Challenge The journey of B12 from your plate to your cells involves several steps: B12 from food is bound to proteins and must be released by stomach acid It then binds to intrinsic factor, a protein produced by the stomach This complex travels to the small intestine where B12 is absorbed Finally, it enters the bloodstream for transport to cells This elaborate process explains why many people, despite adequate dietary intake, may still experience functional B12 deficiency

This timing requirement adds a layer of complexity to the protocol that newer compounds simply do not have

If switching to a plant-based diet, it usually takes years before a clinically manifest deficiency develops, especially taking the reserve capacity of the body into consideration