Result interpreter

You have a number. What does it actually say?

Pick the marker, type the value in whichever unit your lab used, and see where it sits against both the reference range and the tighter range this site uses — plus the reasons the measurement itself could be wrong, and what it costs to check it again.

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Pick a marker and type your result.
What a band here means, and what it does not. The outer two numbers are the reference interval — the range 95% of a reference population falls inside. The inner two are the tighter window this site treats as the target, and that window is an editorial position, not a clinical standard. Being outside the tight window is a reason to look harder. Being outside the reference interval is a reason to speak to a clinician, and this page will say so rather than suggest anything to take.
This tool does not diagnose anything. It puts a number next to a published interval and shows the arithmetic that got there. It cannot see your symptoms, your medications, your history or the assay your lab ran. A result outside the outer bounds belongs in front of a clinician, not in a supplement search.

Where to go with this

Convert the unit firstIf your lab reported in mmol/L, nmol/L or pmol/L, get it into the unit the range is written in before you read anything into it.The full marker pageEvery marker here has a page: what it is, why it matters, what moves it and what to do about it.Panels you can order yourselfWhat each panel settles, what it costs with the code, and what it leaves open.