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Transferrin Saturation Calculator

TSAT = serum iron / TIBC × 100 %.

Compute the transferrin saturation (TSAT) from serum iron and total iron-binding capacity (TIBC) — a routine marker for iron deficiency (low) and iron overload (high).

Published Last reviewed 1 min read

Inputs

µg/dL
µg/dL

Results

Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

TSAT % = serum iron / TIBC × 100

In depth

Compute the transferrin saturation (TSAT) from serum iron and total iron-binding capacity (TIBC) — a routine marker for iron deficiency (low) and iron overload (high).