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Why most people get enough vitamin B12 from diet alone The RDA for vitamin B12 is so small that it's measured in thousandths of a milligram, which is expressed as either mcg or ug (a millionth of a gram)
An easier alternative is to opt for a vitamin B12 supplement
It is also sometimes prescribed to help with certain types of anemia caused by poor absorption of vitamin B12. This particular formulation comes in 1 mL vials that contain 1000mcg of cyanocobalamin, which can be used for multiple doses
It is thought to improve tinnitus symptoms by increasing the blood circulation in the inner ear and brain, as well as protecting against free radicals
Without enough B12, this process slows downleading to fatigue, sluggish metabolism, and difficulty losing weight
We have many repeat customers who self-inject regularly
