Treating a B12 deficiency is crucial since a severe deficiency can lead to nerve damage or neurological problems
This response affects some patients and can manifest in various ways, from fatigue to physical discomfort
They usually start with high doses and then lower them for maintenance
If this occurs after you take vitamin B12, call 911 or your local emergency services immediately
But a huge number of meat eaters are also deficient and likely dont know it B12 is absorbed through the stomach, and our ability to assimilate it through the stomach wall decreases with age, as well as due to any stomach issues like IBS, Crohns, and Celiac Disease, and medications that impact the stomach like metformin, antacids, PPIs, and ibuprofen