Vitamin B-12 is found naturally in certain foods such as meat, fish, eggs, milk, and some fortified cereals
It's important to note that individual results may vary, and patients should have realistic expectations
Decision-making with endpoints and backup plans improves safety
Detection Windows and Thresholds When laboratories validate an assay for a specific peptide, they establish limits of detection (LoD) and quantification (LoQ)
To further assess the severity of iron deficiency, additional markers like transferrin saturation (TSAT, the percentage of the plasma protein transferrin that is bound with iron, which is decreased with deficiency) may be used
Most B vitamins are water-soluble, and so is folate