too much b12 injections side effects of Injection (Common and Serious) Side Effects of Vitamin B12
Description
As discussed, GLP-1 therapy creates a real risk of B12 depletion over time

Conclusion B12 Lipo injections have the potential to provide weight loss benefits and can be a valuable part of a comprehensive weight loss plan overseen by medical professionals

Further, NICE and the BNF says that if there are neurological symptoms present, then every other day injections are the recommended treatment, so all the points you make about B12 being stored and sufficient are not really relevant

How much Vitamin B12 is necessary each day

The absorption of vitamins through the digestive system can be less effective for some people due to factors such as malabsorption or gastrointestinal issues

Avoid repeated freeze-thaw cycles to maintain stability and ensure reproducible results
