What causes high GGT and low Vitamin D?

High GGT and low Vitamin D can be caused by many reasons.

If your GGT is in between 15 U/L and 85 U/L and your Vitamin D is in between 75 nmol/L and 250 nmol/L then you need not worry as these are the normal ranges for GGT and Vitamin D respectively. But if your levels are lesser or greater than the above values, then there may be some problem in your body.

Normal range of GGT : 15 - 85 U/L

Ideal values of GGT depending on age :

Age	Ideal GGT value
<5 years	15.263
5-10 years	15.531
10-15 years	15.804
15-20 years	16.082
20-25 years	16.364
25-30 years	16.651
30-35 years	16.943
35-40 years	17.241
40-45 years	17.544
45-50 years	17.852
50-55 years	18.165
55-60 years	18.484
60-70 years	18.809
70-80 years	19.139
80-90 years	19.475
90-100 years	19.817
>100 years	20.165

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

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

1,37,160

Total number of patients treated

GGT treatment - Click to read 10 GOLDEN ARTICLES on Liver health

Some examples of conditions that increase or decrease GGT levels include:

• Blockage of the bile ducts.
• Cardiovascular disease
• Liver diseases
• Alcohol abuse
• Congestive heart failure

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

Normal range of Vitamin D : 75 - 250 nmol/L

Ideal values of Vitamin D depending on age :

Age	Ideal Vitamin D value
<5 years	76.317
5-10 years	77.657
10-15 years	79.021
15-20 years	80.409
20-25 years	81.821
25-30 years	83.258
30-35 years	84.72
35-40 years	86.208
40-45 years	87.722
45-50 years	89.262
50-55 years	90.829
55-60 years	92.424
60-70 years	94.047
70-80 years	95.698
80-90 years	97.378
90-100 years	99.088
>100 years	100.828

High GGT and low Vitamin D can be caused by a lot of reasons. If you take GGT and Vitamin D blood tests and the results are higher than 85 U/L for GGT and lower than 75 nmol/L for Vitamin D, your physician may recommend more tests to figure out the problem. You might also get these tests if your physician thinks you have some other disease.

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How the GGT and Vitamin D Tests Are Done :

If your doctor wants GGT and Vitamin D tests on you, you may need to go through these tests. During the GGT and Vitamin D blood tests, a pathologist will put a needle into your veins and take out a small quantity of blood. A pathologist is a physician in the medical field who thoroughly studies the causes and effects of disease. Within a few hours you will get your GGT and Vitamin D Test reports by your pathologist.

Medical References

• MedlinePlus – Gamma-glutamyl Transferase (GGT) Test
• Cleveland Clinic – Gamma-Glutamyl Transferase (GGT) Test: What It Is & Results
• WebMD – Gamma-Glutamyl Transpeptidase (GGT) Test