No definite information on risk factors exists
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.
Precision Compounds Advanced Delivery
Unlike BPC-157, youre not relying on a synthetic substance that might not work the same way in humans as it does in animals
Cyclodextrins in eye drop formulations: Enhanced topical delivery of corticosteroids to the eye
However, the nasal physiological conditions, such as pH and osmolarity, can be altered after intranasal administration, potentially inducing nasal irritation