Is Serum HDL cholesterol 1.9 high, normal or dangerous? What does Serum HDL cholesterol level 1.9 mean?

📅 Medical Review Date: March 4, 2026

Your Serum HDL cholesterol level of 1.9 is a High Serum HDL cholesterol level.

High Serum HDL cholesterol levels may indicate underlying health problems. The normal range is typically between 1 mmol/L and 1.5 mmol/L. 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 Serum HDL cholesterol range for men is :1 - 1.5 mmol/L

Ideal values of Serum HDL cholesterol depending on age (male) :

Age	Ideal Serum HDL cholesterol value
<5 years	1.019
5-10 years	1.038
10-15 years	1.058
15-20 years	1.078
20-25 years	1.098
25-30 years	1.119
30-35 years	1.14
35-40 years	1.162
40-45 years	1.184
45-50 years	1.206
50-55 years	1.229
55-60 years	1.252
60-70 years	1.276
70-80 years	1.3
80-90 years	1.325
90-100 years	1.35
>100 years	1.376

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

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Normal range of Serum HDL cholesterol found among women :1-1.5 mmol/L

Ideal values of Serum HDL cholesterol depending on age (female) :

Age	Ideal Serum HDL cholesterol value
<5 years	1.02
5-10 years	1.04
10-15 years	1.06
15-20 years	1.081
20-25 years	1.102
25-30 years	1.124
30-35 years	1.146
35-40 years	1.168
40-45 years	1.191
45-50 years	1.214
50-55 years	1.238
55-60 years	1.262
60-70 years	1.287
70-80 years	1.312
80-90 years	1.338
90-100 years	1.364
>100 years	1.391

If you take a Serum HDL cholesterol blood test and the results are not in the normal range (1-1.5 mmol/L), 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.

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How the Serum HDL cholesterol Test Is Done :

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

Medical References

• MedlinePlus – HDL test
• Cleveland Clinic – HDL: Why It is Good Cholesterol
• Mayo Clinic – Cholesterol test