Hemoglobin
Hemoglobin is the iron-rich protein in red blood cells that delivers oxygen throughout the body.
Test your personal value
Enter the number from your lab report to instantly see how it compares to reference ranges.
Physiological Reference Ranges
The ranges below represent standard adult physiological values. Your laboratory's printed reference range always takes precedence.
12 – 17.5 g/dL
12 – 15.5 g/dL
13 – 17.5 g/dL
What does a low result mean?
A mild decrease is frequently associated with low dietary iron or menstrual loss, typically manageable with diet adjustments.
What does a high result mean?
A slight elevation often reflects mild dehydration, altitude living, or regular endurance training.
Questions ready for your doctor
Bring these questions to your next consultation to discuss with your healthcare practitioner:
- Is an iron supplement or dietary adjustment recommended?
- Should we recheck hemoglobin in a couple of months?
- Does this warrant checking my ferritin stores?
Do you have a full blood test report?
Upload your lab document (PDF or image) to get an instant, clear explanation for every biomarker at once.
Important information — Medical notice
ScanMyLab is for informational purposes only. It does not provide a diagnosis and never replaces the advice of your doctor or laboratory.