Biomarker hub·longevity
Iron · Storage form
Men Women (soon)

Ferritin(Ferritin)

Ferritin reflects iron stores AND acute inflammation — high ferritin with normal CRP can mean true iron overload. Low ferritin even with normal hemoglobin causes fatigue, low T, and impaired training response.

Optimal range
100–200ng/mL
Clinical "normal"
30–400 ng/mL
Avg. cost (US)
$35
Test frequency
Annually
When to measure
Any time of day, fasting not required.
How to measure
Standard immunoassay.
Average cost
≈ $35 cash price. Often covered by insurance with relevant ICD-10.

Signs your level is off

Symptoms if low

Iron deficiency: hair loss, fatigue.

Symptoms if high

Inflammation/overload.

If your level is low

Iron: toxicity

Supplement
Iron· 25 mg/day
Form: Bisglycinate
Builds iron stores.
Foods
  • Oysters
Lifestyle
  • Exercise
Medication (if prescribed)
IV iron· As needed
Form: Infusion
Reference only. Speak with a licensed clinician before any prescription intervention.
Caution: Iron: toxicity

If your level is high

IP6: mineral loss

Supplement
IP6· 500 mg/day
Form: Phytic acid
Chelates excess iron.
Foods
  • Coffee
Lifestyle
  • Sauna
Medication (if prescribed)
Phlebotomy· As needed
Form: Procedure
Reference only. Speak with a licensed clinician before any prescription intervention.
Caution: IP6: mineral loss

Test these together

These biomarkers contextualize Ferritin and unlock a clearer picture than any single value can.

Protocols that move this marker

Selected studies

2025 Biohacking PubMed

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