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Symptom guide

Fatigue

Fatigue often indicates deeper issues like nutritional deficiencies, poor sleep, or chronic stress. It's more than just tiredness. Addressing root causes such as diet, sleep quality, and stress reduction can effectively alleviate fatigue. This holistic approach enhances overall vitality and well-being.

Fatigue

Symptoms

  • Persistent feelings of tiredness or exhaustion
  • Difficulty getting out of bed in the morning
  • Lack of energy or motivation
  • Difficulty concentrating or focusing
  • Muscle weakness or pain
  • Headaches or dizziness
  • Mood changes such as irritability or depression

Causes

  • Nutritional deficiencies
  • Chronic stress and emotional trauma
  • Hormonal imbalances
  • Environmental toxins
  • Genetic predisposition
  • Medical conditions such as thyroid dysfunction or adrenal fatigue
  • Sleep disturbances such as sleep apnea or insomnia

Treatments

  • Stress reduction techniques such as meditation or yoga
  • Dietary changes such as reducing sugar and processed food intake and increasing consumption of whole foods
  • Nutritional supplementation with key nutrients such as B vitamins, iron, and magnesium
  • Balancing hormones through targeted supplementation or medication
  • Reducing exposure to environmental toxins
  • Addressing underlying inflammation or infection through targeted supplementation or medication
  • Improving sleep hygiene and addressing underlying sleep disorders

Our top pick for Fatigue

Curated tests that cover the relevant biomarkers.

DNA Fatigue TestLab Test

DNA Fatigue Test

The DNA Fatigue Test analyzes 240 genes to uncover the biological drivers behind chronic tiredness, brain fog, and low energy levels. By examining genetic factors related to iron metabolism, exercise recovery, and neurotransmitters, this test provides a personalized roadmap for optimization.

€179.99
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Cortisol TestLab Test

Cortisol Test

GetTested’s Cortisol Test is an at home saliva test for people who want to understand whether their daily cortisol rhythm may be part of the picture behind fatigue, sleep problems, stress sensitivity, low motivation, poor recovery or energy crashes during the day. Cortisol is closely linked to energy, metabolism, immune function, sleep rhythm and how the body adapts to physical and mental stress. By measuring cortisol at several points during the day, this test gives a clearer view of how your cortisol pattern changes from morning to evening.

€69.99
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Vitamin D TestLab Test

Vitamin D Test

GetTested’s Vitamin D Test is an at-home lab test that measures your levels of vitamin D, an essential nutrient for bone health, immune function, and overall well-being. Vitamin D plays a key role in helping the body absorb calcium and maintain normal levels of calcium and phosphorus in the blood. This test provides a clear and accurate insight into your vitamin D status, helping you understand if your levels are sufficient.

€49.99
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Vitamin B12 TestLab Test

Vitamin B12 Test

GetTested’s Vitamin B12 Test is an at-home lab test that measures active vitamin B12 (holotranscobalamin), the form your body can actually use. Unlike standard tests that measure total B12, this test focuses on the biologically active form, providing a more accurate indication of your B12 status. Vitamin B12 plays an essential role in energy production, red blood cell formation, brain function, and the nervous system, making it an important marker for overall health.

€59.99
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Iron Deficiency Plus TestLab Test

Iron Deficiency Plus Test

GetTested’s Iron Deficiency Plus Test is an advanced at-home lab test that provides a comprehensive assessment of your iron status. By measuring iron, ferritin, transferrin, TIBC, and transferrin saturation, the test offers a more accurate evaluation of your body’s iron storage, transport, and utilization. This extended panel helps identify both iron deficiency and iron overload, supporting early detection and better understanding of symptoms such as fatigue, low energy, and reduced performance.

€74.99
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When to see a doctor

At-home testing is a screening tool, not a diagnosis. If symptoms are severe, sudden, or worsening, contact a healthcare provider.

Accredited labs

Processed in ISO 15189 / 17025 facilities.

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Performance-tested against clinical references.

500,000+ customers

Trusted across the EU, UK and US.

At-home collection

Simple kits with step-by-step instructions.

Discreet shipping

Generic packaging, tracked end-to-end.

Clinician-reviewed

Reports reviewed by qualified clinicians.

CLIA-certified & secure

Secure data handling, CLIA-certified labs.

Retest promise

Sample issue? We make it right.

Accredited labs

Processed in ISO 15189 / 17025 facilities.

Validated assays

Performance-tested against clinical references.

500,000+ customers

Trusted across the EU, UK and US.

At-home collection

Simple kits with step-by-step instructions.

Discreet shipping

Generic packaging, tracked end-to-end.

Clinician-reviewed

Reports reviewed by qualified clinicians.

CLIA-certified & secure

Secure data handling, CLIA-certified labs.

Retest promise

Sample issue? We make it right.

Frequently asked questions

Ready when you are

Take the first step toward knowing your body.

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