Is C Peptide 1.41 normal, high or low? What does C Peptide level 1.41 mean?

📅 Medical Review Date: February 7, 2026

Your C Peptide level of 1.41 is a Normal C Peptide level.

Normal C Peptide levels may indicate underlying health problems. The normal range is typically between 1.1 ng/mL and 4.4 ng/mL. 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 C Peptide range for men is :1.1 - 4.4 ng/mL

Ideal values of C Peptide depending on age (male) :

Age	Ideal C Peptide value
<5 years	1.116
5-10 years	1.132
10-15 years	1.148
15-20 years	1.164
20-25 years	1.18
25-30 years	1.197
30-35 years	1.214
35-40 years	1.231
40-45 years	1.248
45-50 years	1.266
50-55 years	1.284
55-60 years	1.302
60-70 years	1.32
70-80 years	1.339
80-90 years	1.358
90-100 years	1.377
>100 years	1.396

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

Get Advice via Email : Send us your blood test report, and our C Peptide experts will review it. You'll receive a detailed analysis and personalized treatment guidance via email within 12 hours. If you have additional blood test results besides C Peptide, please include those too—an accurate diagnosis often requires a full view of all abnormalities. Upload blood test report now

1,51,150

Total number of patients treated

A video message on the treatment of your normal C Peptide level

If you want your blood test report to be interpreted by C Peptide specialist, you can upload your report. Our C Peptide expert will provide you with the most accurate interpretation of your blood test results and treatment within 12 hours.Upload blood test report now

Receive world-class medical opinion about your normal C Peptide levels over email.Upload blood test report now

Normal range of C Peptide found among women :1.1-4.4 ng/mL

Ideal values of C Peptide depending on age (female) :

Age	Ideal C Peptide value
<5 years	1.116
5-10 years	1.132
10-15 years	1.148
15-20 years	1.165
20-25 years	1.182
25-30 years	1.199
30-35 years	1.216
35-40 years	1.234
40-45 years	1.252
45-50 years	1.27
50-55 years	1.288
55-60 years	1.307
60-70 years	1.326
70-80 years	1.345
80-90 years	1.365
90-100 years	1.385
>100 years	1.405

If you take a C Peptide blood test and the results are not in the normal range (1.1-4.4 ng/mL), 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:

• Hyehwa-dong
• Grammond
• Kamepalli
• Gomoa District
• Lestelle-de-Saint-Martory
• Kumaramangalam
• Le Béage
• Lalanne, Hautes-Pyrénées
• Gonnoscodina
• Lagarde, Gers
• Juncalas
• Grundviller
• Huglo
• Les Thons
• Kingdom of Asturias
• Kazakh Soviet Socialist Republic
• Guigneville-sur-Essonne
• Kanagi, Aomori
• Ituri Interim Administration
• Guimaras
• Kankoduthavanitham
• Koovathur (North)
• Karjule Hareshwar
• Grosley-sur-Risle
• Hebbal, Mysore
• Green Spring, West Virginia
• Laumesfeld
• Hafling
• Landas
• Kingman, Maine
• Lents, Portland, Oregon
• Hartland, Maine
• Hajipir
• Île Aganton
• Kaviyoor
• Iveagh Upper, Lower Half
• Hardo Sheikh
• Gwynedd, Pennsylvania
• Gazankulu
• Kibithu
• Grazzanise
• Kobuk, Alaska
• Lantan, Cher
• Lavaur, Tarn
• Kolwezi
• Kesaria
• Le Chaffal
• Lamar State College–Orange
• Jaypur, Purulia
• Le Margnès
• Kitajima, Tokushima
• Guanyinge Subdistrict, Benxi County
• Kyd Island
• Jinchengjiang District
• La Baume-Cornillane
• La Cabanasse
• Kazor
• Lalobbe
• Kacharewadi
• Kafr Qallil
• Kanakkampalayam
• Inarzo
• Jøa
• Harristown, Indiana
• Klek, Croatia
• Khanapeth
• Kvænangen
• Kingdom of Lithuania
• Haimen, Guangdong
• La Bastide, Var
• Kusarlapudi
• Haverskerque
• Indre
• Les Mathes
• Lados
• Grayling, Michigan
• Gomoa District
• Hédé-Bazouges
• Kiens
• Lézat
• Kishunpur
• Investigator Group
• Lessay
• Guruvadi
• Jura (department)
• Kamatagi
• Gaurwadi
• Kœstlach
• Heugleville-sur-Scie
• Jalanpur
• Kvinnherad
• Gignaw
• Gillespie, New Jersey
• Les Aspres
• Geigertown, Pennsylvania
• German Confederation
• Kakanur
• Kerem Ben Shemen
• Gan Or
• Khordha
• Larmor-Baden
• K Velur
• Kharna
• Kakloor
• La Ferrière-en-Parthenay
• Kitts Hummock, Delaware
• Le Buisson-de-Cadouin
• Gurazala
• Germany at the 1936 Summer Olympics
• Gouberville
• Lacquy
• Ikeda, Osaka
• Le Caire
• Ikhar
• Gojoseon
• Kingdom of Lithuania
• Guillac, Morbihan
• Kabeya-Kamwanga Territory
• Guangxi
• Jhalawar State
• Kanisi, Berhampur
• Le Hommet-d'Arthenay
• Harsil
• Hollywood Land
• Inangahua Junction
• Holly Hill, Florida
• Jalanpur
• Gronard
• Guiding County
• Kodimbala
• Gir Gadhada Taluka
• Lake Terrace/Lake Oaks, New Orleans
• Kamaluaganja
• Grand-Rozoy
• La Roë
• Kiboga District
• Hebron
• Konark
• La Godefroy
• La Bazouge-des-Alleux
• Hamaam, Israel
• Larroque-sur-l'Osse
• Kakinada (rural) mandal
• Gholwad
• Isère
• Lens-Lestang
• Gangnan, Hebei
• Lavasa
• Holebaagilu, Sagara
• Irugalur

How the C Peptide Test Is Done :

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

Medical References

• MedlinePlus – C-Peptide Test
• Cleveland Clinic – C-Peptide Test: What It Is, Purpose, Procedure & Results
• WebMD – What Is a C-Peptide Test?
• NIH – C-peptide in diabetes diagnosis and management