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Low triglyceride levels in the blood

Blood test
Low triglyceride levels in the blood
Last update: 24/04/2020

What are low triglyceride levels in the blood called?

  • Hypotriglyceridemia

What are the normal triglyceride levels in the blood?

If you need to know which are the reference ranges of triglycerides in the blood or you require more information about the role of triglycerides in the blood, you can visit normal triglyceride levels in the blood

What do low triglyceride levels in the blood mean?

Low values of triglycerides are not common in clinical practice. It can be due to a low fat diet or malabsorption. Another possibility is suffering from hyperthyroidism.

Triglyceride values are usually given in mg/dl but sometimes you can see those values in mmol/l following the International System of Units (SI). In case your values are in mmol/l you can convert them using this tool:

  • Mild hypotriglyceridemia (35 - 50 mg/dL in adults):

    Triglyceride levels are a bit low but not a matter for concern. It can be the consequence of a low fat diet, for example a vegetarian diet or excessive weight loss.

    You should keep an eye in your diet and it is probable that in the next blood test the values return to normal range.

  • Moderate hypotriglyceridemia (10 - 35 mg/dL in adults):

    Triglyceride levels are very low and it is necessary to study the causes. The main causes are:

    It is also advisable to look for a possible hyperthyroidism because it is can be a possibility.

    You should visit your doctor if you feel fatigue or muscular weakness. He will monitor you periodically.

  • Marked hypotriglyceridemia (<10 mg/dL in adults):

    Triglyceride levels in the blood are excessively low and it may be a sign of a health problem.

    You should visit your doctor as soon as possible because such a low value may damage your kidneys or heart.

Which factors can reduce the triglyceride levels in the blood?

To suffer a particular health situation or taking some drugs can reduce your triglyceride level in the blood:

  • Malnutrition
  • Low-fat diet
  • Drugs
    • Antineoplastics
      • Asparaginase
    • Anticoagulants
      • Heparin
    • Anti-diabetic medication
      • Metformin
    • Fibrate
      • Clofibrate
    • Glibenclamide
    • Glucagon

Which diseases can reduce your triglyceride levels in the blood?

The following diseases can explain a triglyceride level in the blood lower than normal:

What can I do to increase the triglyceride levels in the blood?

If triglyceride levels are a bit low, you can increase you fat, carbohydrates and calorie intake, especially if you are vegetarian.

Where can I find more information about triglyceride levels in the blood?

You can visit our pages about:

Which values are considered low triglyceride levels in the blood?

The following values are considered to be below the normal range:

IMPORTANT: These levels are expressed in mg/dl. They are an example of a healthy man of about 45 years old with a balanced diet, no known disease and not taking any medication. The ranges can be different depending on the laboratory or on your personal circumstances.

Mild hypotriglyceridemia
49 mg/dl48 mg/dl47 mg/dl46 mg/dl45 mg/dl44 mg/dl43 mg/dl42 mg/dl
41 mg/dl40 mg/dl39 mg/dl38 mg/dl37 mg/dl36 mg/dl35 mg/dl 
Moderate hypotriglyceridemia
34 mg/dl33 mg/dl32 mg/dl31 mg/dl30 mg/dl29 mg/dl28 mg/dl27 mg/dl
26 mg/dl25 mg/dl24 mg/dl23 mg/dl22 mg/dl21 mg/dl20 mg/dl19 mg/dl
18 mg/dl17 mg/dl16 mg/dl15 mg/dl14 mg/dl13 mg/dl12 mg/dl11 mg/dl
10 mg/dl       
Marked hypotriglyceridemia
9 mg/dl8 mg/dl7 mg/dl6 mg/dl5 mg/dl4 mg/dl3 mg/dl2 mg/dl
1 mg/dl0 mg/dl      
Medically reviewed by Javier Muga Bustamante Ph.D. on 24/04/2020


  • Concise Book of Medical Laboratory Technology: Methods and Interpretations. 2nd Edition. 2015. Ramnik Sood. ISBN: 978-93-5152-333-8. Pag. 488.
  • Tietz. Fundamentals of Clinical Chemistry. Carl A. Burtis, Edward R. Ashwood, David E. Bruns, Barbara G. Sawyer. WB Saunders Company, 2008. Pag 402. ISBN: 978-0-7216-3865-2.
  • Common Terminology Criteria for Adverse Events (CTCAE). Version 5.0.Published: November 27, 2017. U.S. Department of health and human Services. Available on:

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