nutrients
5 articles tagged nutrients.
Ferritin: What It Is and How to Read Your Iron-Storage Level
What ferritin measures, the reference ranges WHO and labs actually use, why it doubles as an inflammation marker, and how to track ferritin over time — plus why 'optimal' is debated.
Homocysteine: What It Is and How to Read Your Level
What homocysteine measures, the reference ranges labs and AHA actually use, its link to B vitamins and cardiovascular risk, and how to track it over time — plus why 'optimal' is debated.
Omega-3 Index: What It Is and How to Read Your Level
What the omega-3 index measures, the target zones researchers propose, why it isn't an official guideline range, and how to track it over time — plus why 'optimal' is debated.
Vitamin B12: What It Is and How to Read Your Blood Level
What a vitamin B12 test measures, the reference ranges labs actually use, why the 'gray zone' needs confirmatory tests, and how to track B12 over time — plus why 'optimal' is debated.
Vitamin D (25-Hydroxyvitamin D): What It Is and How to Read Your Level
What a vitamin D test measures, the deficiency thresholds the Endocrine Society and IOM actually use, and how to track 25-OH-D over time — plus why 'optimal' is genuinely debated.