The cost of your injections may also vary depending on the comprehensiveness of your treatment package
If your energy is off, other factors deserve equal attention iron status, sleep quality and duration, training load and recovery, testosterone levels, thyroid function, and how your GLP-1 protocol is affecting your overall nutrient intake
If your B12 level is found to be below normal, replacing that vitamin B12 is very important, explains family physician Kenneth Goodman, MD
Vitamin B12 is best injected intramuscularly into the deltoid (upper arm), thigh, or gluteal muscle (buttocks)
doi: 10.1016/j.amepre.2015.02.009