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It is less commonly available as a supplement and is generally less stable than other forms
To determine reference ranges, labs test the blood of a large representative population sample (chosen based on characteristics like age, sex, and general health status) and use statistical analysis to identify the middle 95 percent of values for the nutrient in question
Brain fog, poor memory, or mood swings Low B12 slows nerve signals, which shows up as cognitive sluggishness and mood instability
This can benefit individuals with severe deficiencies or those needing a quick boost in their B12 levels
Overdose Concerns Vitamin B12 is water-soluble, meaning the body can excrete excess amounts
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