Consider switching to tablets: Once the deficiency has been corrected (and there is no permanent absorption disorder), you may be able to switch to high-dose tablets or sprays for maintenance in consultation with your doctor
However, by this point, you will be deficient in the money you have spent on needless injections, so Save Face recommend a full check-up with either your NHS GP or a private doctor, who can confirm your symptoms and any genuine deficiency with a blood test, and more importantly can prescribe the best type of B12 product and treatment programme to suit your needs.
The guide on where you can inject tirzepatide addresses common questions about alternative injection locations
This product should only be handled by licensed and qualified professionals
A sour, putrid, or strongly chemical smell indicates degradation
Your mitochondria are the energy-producing structures inside every cell