Lab ranges
15 entries
1,25-dihydroxyvitamin D — lab reference
Not a routine vitamin D status test. Ask your clinician to read this result with calcium, phosphorus, kidney function, and PTH.
25-hydroxyvitamin D, total — lab reference
<10 severe deficiency; 10-19 mild-moderate deficiency. Toxicity assessment requires clinical context.
Ceruloplasmin — lab reference
Acute-phase reactant; interpret with serum/urine copper and clinical context.
Coenzyme Q10 — lab reference
Ask your clinician to read this result with lipid level, supplementation, and performing-lab interval.
Copper, serum — lab reference
Estrogen, pregnancy, inflammation, liver function, and ceruloplasmin affect values.
Iodine, urine — lab reference
Spot urine is useful mainly for populations; individual status requires careful collection and interpretation.
Magnesium, RBC — lab reference
No universal interval across methods. Record exact performing-lab method and range.
Omega-3 index / RBC fatty acids — lab reference
Method-specific. Any clinic target should identify the exact assay.
Selenium, serum — lab reference
Trace-metal collection and geographic/dietary context matter.
Vitamin A, retinol — lab reference
Fasting, liver function, inflammation, and carrier proteins matter.
Vitamin B1, whole blood TDP — lab reference
Fasting and supplement abstention improve interpretability.
Vitamin B6, plasma PLP — lab reference
Recent supplementation can elevate; very high values may be clinically relevant.
Vitamin C, plasma — lab reference
Highly preanalytic-sensitive. Fasting, processing, and recent intake matter.
Vitamin E, alpha-tocopherol — lab reference
Interpret relative to lipids when appropriate; assay-specific.
Zinc, serum — lab reference
Fasting, time of day, inflammation, albumin, and trace-metal collection technique matter.
About these ranges
These are Dr. Purser’s adult reference ranges. Units, symptoms and health history matter when you discuss a result with your clinician.
