But as you can see, these high supplement doses may be aggravating (skin-wise) for the average person who receives B12 from dietary sources, such as red meat, chicken, eggs and fish
Its ability to prevent bacterial growth allows for multi-dose usage from a single vial, enhancing its practicality in healthcare settings
Common adverse effects observed in clinical trials include nausea, vomiting, injection site reactions, increased heart rate, and hypoglycaemia risk
Early signs include tingling or 'pins and needles' in the feet and hands, numbness in the extremities, burning pain (often worse at night), balance problems, and muscle weakness
[39] The elderly are at increased risk because they tend to produce less stomach acid as they age, a condition known as achlorhydria, thereby increasing their probability of B 12 deficiency due to reduced absorption