Body System
Immune
Defense + antioxidant capacity
Primary nutrients
The load-bearing nutrients — if these are deficient, this system shows symptoms first. Click any to see daily targets, top food sources, and supplements that supply it.
Additional supporting nutrients
Biomarkers on this system
Lab markers that report on this system’s health.
🩸 Hemoglobin🩸 Iron (Serum)🩸 Iron Saturation🩸 Vitamin D (25-OH)🩸 hs-CRP🩸 White Blood Cell Count🩸 Red Blood Cell Count🩸 Hematocrit🩸 MCV🩸 RDW🩸 TIBC🩸 Zinc
Save a lab session under My Journey → Biomarkers to see your own values for these.
Pathways that power this system
Where the biochemistry happens for this system.
Methylation
DNA methylation, homocysteine clearance, methyl-donor supply
Antioxidant
Glutathione, SOD, catalase — quenching oxidative stress
Bone
Hydroxyapatite formation, osteoblast cofactors
Thyroid
T3/T4 synthesis from tyrosine + iodine; deiodinase cofactors
Hematopoiesis
Heme synthesis, erythropoiesis, oxygen carrying capacity
Related systems
Systems that share a load-bearing nutrient with this one.