vitamin b12 injection bluelight B-12 (Cyanocobalamin) Shot Therapy Vitamin B12 is not made by the body and is provided either by diet or supplementation Vitamin B12 - Beauty Rewind
Description
It may not be advisable to store supplements in the kitchen or bathroom to reduce the risk of heat and moisture affecting them

This vitamin also contributes to the production of new cells, including red and white blood cells

This is a commonly referenced study from 1963 claiming a half-life of 5-6 days: nature.com/articles/198200a0 Although I would not cite it as an authority, the six-day half-life has also made it onto the B12 page in Wikipedia, seemingly unchallenged

4.63 points) reflecting a 43% reduction
