Is Total serum iron 20 low, normal or dangerous? What does Total serum iron level 20 mean?

📅 Medical Review Date: April 3, 2026

Your Total serum iron level of 20 is a Low Total serum iron level.

Low Total serum iron levels may indicate underlying health problems. The normal range is typically between 40 mcg/dL and 190 mcg/dL. If your levels are outside this range, it's important to speak with a healthcare provider. Consulting a doctor is recommended to determine the cause and appropriate next steps.

The normal Total serum iron range for men is :40 - 190 mcg/dL

Ideal values of Total serum iron depending on age (male) :

Age	Ideal Total serum iron value
<5 years	40.8
5-10 years	41.616
10-15 years	42.448
15-20 years	43.297
20-25 years	44.163
25-30 years	45.046
30-35 years	45.947
35-40 years	46.866
40-45 years	47.803
45-50 years	48.759
50-55 years	49.734
55-60 years	50.729
60-70 years	51.744
70-80 years	52.779
80-90 years	53.835
90-100 years	54.912
>100 years	56.01

*Ideal values are calculated based on our database of patient records

Misdiagnosis is more common than people think—and the consequences can be serious. Delayed treatment, unnecessary medication, or worse. If you want a second opinion on your blood work, one option is to upload it to a site like wholebodyprotocol.com, where world-class doctors review your results. They charge a small fee—around $90 (though you'll want to check the latest price as it fluctuates)—and email you a detailed report. With over 12 million people affected by misdiagnosis every year, that little bit of extra peace of mind can go a long way.

Some examples of conditions that increase or decrease Total serum iron levels include:

• Anemia
• Your body doesn’t have enough healthy red blood cells
• Iron overload
• Iron poisoning
• Gastrointestinal blood loss

Normal range of Total serum iron found among women :40-190 mcg/dL

Ideal values of Total serum iron depending on age (female) :

Age	Ideal Total serum iron value
<5 years	40.824
5-10 years	41.665
10-15 years	42.523
15-20 years	43.399
20-25 years	44.293
25-30 years	45.205
30-35 years	46.136
35-40 years	47.086
40-45 years	48.056
45-50 years	49.046
50-55 years	50.056
55-60 years	51.087
60-70 years	52.139
70-80 years	53.213
80-90 years	54.309
90-100 years	55.428
>100 years	56.57

If you take a Total serum iron blood test and the results are not in the normal range (40-190 mcg/dL), your physician may recommend more tests to figure out the problem. You might also get this test if your physician thinks you have some other disease.

This page was viewed the most from these cities in the last 30 days:

• Hohenzollern-Hechingen
• Lasam, Cagayan
• Kalanaur, Punjab, India
• History of New Hampshire
• Jhirkuni
• Jharsuguda district
• Haripur Guler
• Kathleen Island
• La Chaise
• Khush Roi Kalan
• Lanett, Alabama
• La Garde, Isère
• Kaukura
• Kihim
• Lamothe, Haute-Loire
• Laumesfeld
• Islin
• Giv'ati
• Landogne
• Kusupur
• Jingzhou District
• Isse
• Hyèvre-Paroisse
• Kolanukonda
• Harishpur
• Jattari
• Kodalikaruppur
• Jhumpa Khurd
• Les Alleux
• Hosakatti
• Kumarghat
• Karuma
• Gornje Raštane
• Hyet
• Jallanges
• L'Hospitalet-près-l'Andorre
• Khardaha (Vidhan Sabha constituency)
• Kondavattanthidal
• Hå
• Lavale, Pune
• Kadogawa, Miyazaki
• Khodarampur
• Karera
• Kuddigam
• Labeuville
• Keelaiyur
• Habsburg Spain
• Kfar Eldad
• Jinsekikōgen, Hiroshima
• Kottanad
• Kamiji Territory
• La Chapelle-Marcousse
• Khamag Mongol
• Gigny-sur-Saône
• Gutian, Shanghang County
• Kuytun
• Kiryat Anavim
• Kaithal
• La Ville-aux-Bois-lès-Dizy
• Jhabal Kalan
• Givrezac
• Lamanon
• Landaul
• Halloy, Oise
• Kuwaiti Government in exile
• Kashgar Prefecture
• Kiruhura District
• Kamatagi
• Katsiveli
• Isla Rasa
• Kawanda
• Indur
• Gozaria
• Jawahar Nagar
• Hanthawaddy Kingdom
• Le Noyer, Savoie
• Khachindorbatly
• Langueux
• Joué-sur-Erdre
• Lagny, Oise
• Laurenan
• Kingdom of Portugal
• Lapteva Island
• Janesville, Wisconsin
• Kitayama, Wakayama
• Ichalkaranji
• Les Autels-Saint-Bazile
• Kud
• KotriSain
• Hee-Gyathang
• Kattuppakkam
• Lenine Raion
• Kanker, Chhattisgarh
• Kotwa, Zimbabwe
• Heudreville-en-Lieuvin
• Kanavihonnapura
• La Tranclière
• Jambusar
• Hagen, Moselle
• Heungyo
• Kaggalipura
• Jalalpur Khurd
• Kargı Adası
• La Puye
• Jaman District
• Kemmannu
• Hokitika
• Gorir
• Larceveau-Arros-Cibits
• Hangenbieten
• Jajmau
• Japanese occupation of British Borneo
• Laulne
• Lamécourt
• Lavaufranche
• Greenwich Island
• Kuppanawadi
• Govinda Rajula Gutta
• Lamphelpat
• Lapeyrouse-Fossat
• Humières
• Halbarga
• Jameela Pet
• Harsh, Sikar
• Grand Duchy of Westarctica
• Ginai
• Halaharvi
• Les Hogues
• Inner-Vikna
• Kvamsøya, Møre og Romsdal
• International Conference on the Great Lakes Region
• Ladwa, Hisar
• Lacarry-Arhan-Charritte-de-Haut
• La Chapelle-Taillefert
• Isle-Saint-Georges
• Kabongo Territory
• Gummanur
• Le Monêtier-les-Bains
• Ivry-sur-Seine
• Kita, Tokyo
• Innenheim
• Hovden, Sogn og Fjordane
• Lamonzie-Montastruc
• Huijbergen
• Lécussan
• Labpur (Vidhan Sabha constituency)
• Hayathabad
• La Pommeraie-sur-Sèvre
• Harda
• Iholdy

How the Total serum iron Test Is Done :

When your doctor orders a Total serum iron test, it involves a straightforward blood draw to measure your Total serum iron levels. A pathologist or lab technician will take a small sample of blood from a vein using a needle. Your Total serum iron test results are usually available within a few hours.

Medical References

• MedlinePlus – Serum iron test
• Cleveland Clinic – Iron Blood Test: What It Is & Results
• NIH – Serum iron, ferritin, transferrin, total iron binding capacity

Total serum iron treatment - Click to read 10 GOLDEN ARTICLES on Anemia