While oral substitutes have shown some effectiveness according to studies, their ability to match the efficacy of intramuscular vitamin B12 remains uncertain
Allergic reactions are very rare, but if you ever experience itching, rash, or difficulty breathing after receiving a B12 injection, please seek immediate medical attention or contact our office right away
BNF British National Formulary Chapter 9 Section 1.2 bnf.nice.org.uk/drug/hydrox
Vegans and Vegetarians: Since B12 is almost exclusively in animal products, those on plant-based diets are at high risk
People and mice differ in metabolism, body size, route exposure, and disease biology, so animal results cannot predict a person's outcome
Although after 4 to 6 injections if they do not feel any benefits then there is a possibility that the B12 is more than likely not going to be effective