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Doctor's Assessment Included

Every result includes a professional assessment from a BIG-registered doctor. For treatment decisions, discuss your results with your GP.

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Carnitine Differentiation

Carnitine differentiation provides insight into your body's fatty acid metabolism as part of a comprehensive health assessment. Understanding your carnitine profile can help identify energy metabolism concerns early.

What It Measures

This test measures the concentrations of free carnitine and different forms of acylcarnitine (bound carnitine) in your blood. Together, these values help assess your body's ability to metabolise fatty acids for energy production.

Why It Matters

Carnitine plays a vital role in energy metabolism. A deficiency can impair fatty acid oxidation, potentially leading to fatigue, muscle weakness, and other symptoms. Identifying carnitine imbalances can guide further evaluation and help your healthcare professional determine the underlying cause.

Symptoms

Low Levels

Low carnitine levels may indicate carnitine deficiency, which can be associated with fatigue, muscle weakness, exercise intolerance, and in severe cases, cardiomyopathy. Certain medications and medical conditions can also contribute to low levels. Consult a healthcare professional for interpretation of results.

High Levels

Elevated carnitine levels are generally not a primary concern. However, an abnormal ratio between free and acylcarnitine may indicate an underlying metabolic condition. Your healthcare professional can assess whether further investigation is needed. Consult a healthcare professional for interpretation of results.

Lifestyle Tips

Carnitine is found in red meat, dairy products, and fish. Vegetarians and vegans may have lower intake and could benefit from discussing supplementation with a healthcare professional. Regular physical activity supports overall energy metabolism.

Frequently Asked Questions

What causes carnitine deficiency?
Carnitine deficiency can result from genetic conditions, certain medications (such as valproic acid), kidney disease (especially with dialysis), or inadequate dietary intake. Your healthcare professional can help determine the cause.
Can I get enough carnitine from my diet?
Most people who eat a varied diet including animal products obtain sufficient carnitine. However, vegetarians, vegans, and individuals with certain medical conditions may have lower levels. Discuss any concerns with a healthcare professional.
What is the difference between free and acylcarnitine?
Free carnitine is the unbound form available to transport fatty acids. Acylcarnitine is carnitine bound to fatty acids. The ratio between them helps assess metabolic function and can indicate issues with fatty acid oxidation.