The dramatic improvement often associated with B12 injections occurs when treating genuine deficiency, where fatigue is a cardinal symptom
Full disclosure: Inform your healthcare provider about any existing medical conditions, especially diabetes, thyroid issues, or a family history of medullary thyroid cancer or multiple endocrine neoplasia type 2
The simplicity of the protocol is appealing, but the daily commitment and fasting requirement make it more demanding than a once-weekly injection
I wouldnt count on sources like seaweed, spirulina, or soil. I hear people that likely do need to supplement with B12 say that theyre OK because they eat foods that may include B12, but they can be unreliable sources, such as sea vegetables or nutritional yeast, says Ginger Hultin, MS, RDN, CSO, a lifelong vegetarian, chair of the VNDPG, and spokesperson for the Academy
Vitamin B12 is essential for producing red blood cells and helps the body absorb iron