reasons for vitamin b12 injections Do You Need a Prescription Injections? Feeling worse after B12 Injection:

Certain genetic variants may affect the proteins involved in vitamin B12 absorption, cellular uptake and intracellular metabolism

It says nothing about efficacy for fat loss

As discussed in more detail later in this section, we are finalizing the proposed attestation requirement, but with modification to retain the current phrase, to the best of its knowledge and belief. We appreciate the comment that patients will use the MRF to be able to understand the dollar amount for an item or service, but caution that the standard charge information encoded within the MRF reflects the standard charge, or the regular rate established by the hospital for an item or service provided to a specific group of paying patients, which is not necessarily reflective of an individualized charge for an episode of care

It's important to note that while MIC B12 injections can be beneficial for weight management and energy enhancement, they work best when combined with a healthy lifestyle, including a balanced diet and regular exercise [2]