b12 shot injection side effects Shots And How To Treat Them Feeling worse after B12 Injection:

According to clinical research parenteral administration (intramuscular or intravenous) is preferred over other drug administration routes in case of emergency situations as it provides first-pass metabolism avoidance, reliable therapeutic concentrations and better bioavailability of dosage (2) It can also be used in situations when oral route is not feasible

doi: 10.3389/fendo.2018.00035

The supplement can aid metabolism by helping the body convert food into energy more efficiently

Week 24 Noticeable reduction in food cravings and portion sizes

Vitamin B12 injections offer a range of benefits to patients who need them