B12 shots are generally safe, and side effects are rare
However, consult your doctor before use
Additional Precautions & Tips Hydration: Staying well-hydrated may help mitigate some side effects like headaches or dizziness
For instance, a propensity to make an excessively intense innate immune response, or on the contrary the unability to control an infection, the pathogen persistence (potentially due to the previous cause), or a suboptimal functioning of mitochondria, leading to an excess production of reactive oxygen species (ROS), or a suboptimal functioning of the neurovegetative nervous system, facilitating the triggering of dysautonomia, or a propensity do develop autoimmune diseases
From late 2023 through 2024, compounded tirzepatide grew rapidly because brand tirzepatide was on the FDA shortage list