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Approved lab referenceFrom the archive

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.

Approved lab referenceFrom the archive

Ferritin — lab reference

Acute-phase reactant. Menstruation, menopause, inflammation, liver disease, and iron therapy matter.

Approved lab referenceFrom the archive

Vitamin B12 — lab reference

<150 supports deficiency; 150-400 is often treated as borderline and may warrant MMA/homocysteine review.

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