Improper storage, and especially exposure to heat, can reduce potency or even cause the vitamin to break down over time, rendering it less useful in addressing deficiencies and supporting overall health
Landmark roughly two to three finger-widths below the acromion process, into the densest part of the muscle, well clear of the shoulder bursa
This is just the tip of the iceberg, but hopefully leads to a clearer path on how to detect and avoid B12 deficiency
In early human trials, results were more modest
It's estimated that almost 40% of the US population is B12 deficient, ranging from mild deficiencies that can cause weakness, tiredness, mood changes and neurological problems, to significant deficiencies that are associated with anemia, easy bruising, numbness in the fingers and toes, difficult walking, depression, memory loss and dementia
This vitamin is responsible for the development of red blood cells and DNA