Haematology · Internal Medicine

Iron Saturation (Transferrin Saturation via TIBC) calculator

Enter the published formula inputs below to calculate and interpret this score.

Clinical inputs

Serum iron

µg/dL

Allowed range: 1–500 µg/dL

Total iron-binding capacity (TIBC)

µg/dL

Allowed range: 50–600 µg/dL

Result

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Clinical inputs

Serum iron (μg/dL)Accepted range: 1 to 500
Total iron-binding capacity (TIBC) (μg/dL)Accepted range: 50 to 600

Primary source

CLSI. Determination of Serum Iron, Total Iron-Binding Capacity and Percent Transferrin Saturation; Approved Standard. CLSI document C61-A. Wayne, PA: Clinical and Laboratory Standards Institute; 1998. Scope: iron / transferrin saturation (%) = serum iron / total iron-binding capacity (TIBC) × 100 with matching concentration units. (1998)

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