My exact rotation protocol is as follows: Divide injection zones into quadrants: abdomen (four sections), outer thighs (two zones per leg), upper glutes (two zones per side) Space injections 1-2 cm apart within each quadrant (based on clinical evidence) Rotate to different quadrant each injection using weekly schedule Never inject into lumpy, hard, scarred, or discolored tissue Data shows people who dont rotate injection sites properly have lipohypertrophy rates over 80%, while those who frequently rotate sites see rates around 25-30%
Figure modified from Zheng et al (2024), an open access publication
As a result, if you only get an injection once per month you may perceive that your b12 shots are not working or they only last for a day or two
If successful, a legal claim may result in compensation for medical expenses, lost wages, and more
Common side effects that you may experience include tenderness at the injection site, upset stomach and lethargy