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Triglycerides (Serum or Plasma Lipid Profile)

Published: August 9, 2026Updated: August 16, 2026

This test measures the amount of triglycerides, a type of fat found in your blood, which can help assess your heart health and risk for cardiovascular disease.

Quick summary

["Triglycerides are a key indicator of your lipid profile and cardiovascular risk."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 16, 2026Editorial policy

Key facts at a glance

LOINC
73023-4
Short code
Fenofibrate (neut) IgM SerPl Ql FC
Synonyms
Fenofibrate (neut) IgM SerPl Ql FC
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
flow-cytometry
CPT
82784
Specimen volume
5 mL
Stability
Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
Hemolysis max
500
Lipemia max
1000
Icterus max
500
TAT
4–24 hours
Order
routine

Why This Test Is Done

Doctors may order triglyceride tests to evaluate your overall lipid (fat) levels, monitor existing conditions like diabetes or metabolic syndrome, or check for risk factors of heart disease. It’s often part of a broader cholesterol screening or when symptoms like fatigue, abdominal pain, or rapid weight gain are present.

What to Expect Before the Test

No special preparation is needed, but you may be asked to fast for 8–12 hours before the test to get the most accurate results. If you’re on medication, check with your provider to ensure you don’t stop taking it temporarily.

During the Test

A healthcare professional will draw blood from a vein in your arm using a small needle. You may feel a brief pinch, but the process is quick and usually painless. The blood sample is then sent to a lab for analysis.

What the Results Mean

High triglyceride levels can increase your risk of heart disease, stroke, or pancreatitis. While specific reference ranges vary by lab, elevated levels (often above 150 mg/dL) may prompt further evaluation or lifestyle changes.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Clinical Significance

Short name

Triglycerides

Frequently asked questions

What causes high triglyceride levels?
High triglycerides can result from diet (e.g., high in sugar or refined carbs), obesity, diabetes, kidney disease, or certain medications. Genetics may also play a role in some cases. If your levels are consistently elevated, your doctor may recommend dietary adjustments, exercise, or medications to help manage them.
What should I do if my triglyceride levels are high?
If your test results show high triglycerides, your doctor may suggest lifestyle changes like reducing saturated fats, increasing omega-3 fatty acids (found in fish), and exercising regularly. They may also recommend monitoring your cholesterol profile or other health markers to prevent complications.
Can I lower my triglycerides naturally?
Yes! Small, sustainable changes like eating whole foods, limiting alcohol, and maintaining a healthy weight can significantly reduce triglycerides. Ask your doctor about specific dietary or supplement recommendations tailored to your needs.
  1. 1
    MedlinePlus — Laboratory TestsSource
  2. 2
    Lab Tests OnlineSource
  3. 3
    Mayo Clinic — Tests & ProceduresSource

Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy