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How to check for Vitamin B12 deficiency with lab tests: Serum Vitamin B12 levels: should be in the top 75% percentile of the lab reference range (yes even mid-range can still be too low)
Elderly patients tend to have a greater frequency of decreased hepatic, renal, or cardiac function, and also have concomitant disease or receiving other drug therapy
This essential vitamin plays a crucial role in combating fat metabolism and elevating energy levels
Supplied for in-vitro research use only
It is primarily found in animal products such as meat, fish, eggs, and dairy
The symptoms can be severe, and develop rapidly or over time
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