still feel tired after b12 injections I All the Time. Do I Need a Shot?: Shawn Veiseh, M.D.: Family Medicine Chronic Fatigue: Can B12 Shots
Description
You may feel a mild pinch or pressure at the injection site, but the process only takes a few seconds

Subcellular Biochem (2013) 61:289317
What Is the Difference Between the Types of GLP-1 Medications
The exact number of sessions depends on individual skin conditions and desired outcomes

Monitor reactions and adjust protocols with your doctor if side effects persist
Strength of the association of elevated vitamin B12 and solid cancers: An adjusted case-control study
