iron

🩸 Hemoglobin—The Iron Marker That Shows Up Too Late

Jul 8, 2025

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6 min read

🩸 Hemoglobin—The Iron Marker That Shows Up Too Late

If this is the only iron test you’ve had, you might be missing the full picture.

Isabelle Feldhaus

🧪 Transferrin Saturation & TIBC—What Most Doctors Don’t Explain

Jun 24, 2025

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7 min read

🧪 Transferrin Saturation & TIBC—What Most Doctors Don’t Explain

The lab results that reveal iron deficiency even when ferritin looks fine.

Isabelle Feldhaus

🧪 Why One Test Isn't Enough

May 27, 2025

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7 min read

🧪 Why One Test Isn't Enough

What your doctor didn’t test for could be draining your energy.

Isabelle Feldhaus