Thyroglobulin antibody (Tg Ab) — lab reference
The test method matters. Also affects thyroglobulin tumor-marker interpretation.
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What’s searchable?TSI / TRAb — lab reference
Ask your clinician to use the exact assay cutoff. Helpful in selected Graves disease questions.
Thyroglobulin — lab reference
This is not a general thyroid wellness target. It may be used for follow-up after certain thyroid conditions, alongside thyroid anatomy and antibody results.
Serum iron — lab reference
Morning fasting collection is preferred when practical. Day-to-day variation is substantial.
Total iron-binding capacity (TIBC) — lab reference
Ask your clinician to read this result with iron, transferrin saturation, and ferritin.
Transferrin — lab reference
Negative acute-phase reactant; affected by liver function and nutrition.
Transferrin saturation — lab reference
Calculated from iron and TIBC. Fasting and timing improve consistency.
Ferritin — lab reference
Acute-phase reactant. Menstruation, menopause, inflammation, liver disease, and iron therapy matter.
Vitamin B12 — lab reference
<150 supports deficiency; 150-400 is often treated as borderline and may warrant MMA/homocysteine review.
Folate, serum — lab reference
<4.0 suggests deficiency. Recent intake or supplementation may raise serum values.
Methylmalonic acid — lab reference
More specific for cellular B12 deficiency; kidney impairment can elevate.
Homocysteine, total — lab reference
No universal wellness target. Ask your clinician to read this result with B12, folate, B6, kidney, thyroid, genetics, and medications.
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