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This uptake depends on a protein called intrinsic factor (IF), which captures B12 in the small intestine, absorbing it in the final stretch of your small intestine (the ileum)
Mark your appointments in your calendar to see your provider and get any ordered blood tests drawn (e.g., potassium, vitamin B12, blood count)
Research also suggests that high homocysteine levels may affect the blood-brain barrier, contribute to the build-ups of amyloid plaques (in Alzheimers disease), reduce bone density, impair correct functioning of insulin and even promote cancer cell division (Kumar et al., 2017)
A deficiency in vitamin B12 may be found in persons with a diet limited in animal foods (such as vegans), or those with medical ailments affecting vitamin absorption
Sometimes, however, you may need to support your vitamin B12 intake, and thats when a B12 shot can help you
Storage and stability Lyophilized vials store at 2 to 8 degrees Celsius protected from light for short to medium term, and at minus 20 degrees Celsius for long-term archival storage of more than 30 days
