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Hormones

Androstenedione

Androstenedione is a precursor hormone converted into testosterone and estrogen. For active individuals, this marker may help assess hormonal pathways that influence muscle development, recovery, and overall physical performance.

Doctor's Assessment Included

Reference Ranges

See the value that applies to you:

Choose male or female — this range differs by sex.

Enter your age — this range changes with age.

This range also depends on context such as cycle phase or sample material; the highlighted rows apply to your group.

Male Your group
nmol/l
Low 1.4 Normal 11.5 High
Female Your group
nmol/l
Low 0.7 Normal 10 High

Reference ranges may vary between laboratories. When you order a test, a BIG-registered doctor assesses your personal results in context. For treatment decisions, discuss your results with your GP.

Check your own value

What It Measures

This test measures the level of androstenedione in your blood. Results may help evaluate adrenal and gonadal function and could indicate how efficiently your body converts this precursor into testosterone and estrogen.

Why It Matters

For active individuals, androstenedione feeds directly into testosterone production, which may influence strength, recovery, and body composition. Monitoring this marker could reveal imbalances that might affect training outcomes. Discuss results with your sports medicine provider.

When to Test

Testing may be recommended when investigating symptoms of hormonal imbalance such as irregular periods, excess hair growth, or acne. Your healthcare provider might suggest morning testing, as levels can vary throughout the day.

Symptoms

Low Levels

Some people may experience fatigue, decreased libido, or reduced muscle mass when androstenedione levels are below the expected range. These symptoms could suggest insufficient sex hormone precursor production. A healthcare provider can help evaluate the cause.

High Levels

Some people may experience acne, oily skin, excess body hair, or menstrual irregularities when androstenedione levels are elevated. High levels could suggest adrenal hyperactivity or conditions like PCOS. Discuss results with your healthcare provider.

Lifestyle Tips

Regular physical activity, maintaining a healthy weight, and managing stress through relaxation techniques may support balanced hormone levels. A diet rich in whole foods and adequate sleep could also contribute to hormonal health. Consult your healthcare provider.

Frequently Asked Questions

What is androstenedione?
It is a precursor hormone that your body converts into testosterone and estrogen in various tissues.
Can androstenedione affect my weight?
Abnormal levels may influence body composition, but many factors contribute. Discuss concerns with your provider.
Is androstenedione the same as testosterone?
No, it is a precursor. Your body converts androstenedione into testosterone through enzymatic processes.

Tests with related values

These panels measure values from the same category as this marker.

Whoop

A 44-biomarker comprehensive health panel inspired by WHOOP Advanced Labs — a deep look at metabolism, cardiovascular risk, hormones, liver, kidney and inflammation.

SHBG (Sex Hormone Binding Globulin) TSH (Thyroid Stimulating Hormone) ALT (Alanine Aminotransferase) LDL Cholesterol Cortisol DHEA-S Estradiol (E2) Free Testosterone FSH (Follicle Stimulating Hormone) LH (Luteinizing Hormone) Total Testosterone Bicarbonate Calcium Chloride Ferritin Iron (Serum) Magnesium Potassium Sodium Transferrin CRP (C-Reactive Protein) Homocysteine Glucose (Fasting) HbA1c (Glycated Hemoglobin) ApoB (Apolipoprotein B) HDL Cholesterol Omega-3 Index Total Cholesterol Albumin HOMA-IR ALP (Alkaline Phosphatase) AST (Aspartate Aminotransferase) Bilirubin (Total) Total Protein Urea (BUN) Creatinine Vitamin D (25-OH) eGFR (Estimated Glomerular Filtration Rate) Insulin (Fasting) Leukocyte Differential Transferrin Saturation Lipoprotein(a) Triglycerides Basic Blood Count
€499,-
Health Checkups

InsideTracker

A 36-biomarker performance and longevity panel inspired by InsideTracker Ultimate — covering heart, hormones, metabolism, inflammation, recovery and iron status.

SHBG (Sex Hormone Binding Globulin) TSH (Thyroid Stimulating Hormone) ALT (Alanine Aminotransferase) LDL Cholesterol GGT (Gamma-Glutamyl Transferase) Cortisol DHEA-S Estradiol (E2) Free Testosterone Total Testosterone Folate (Folic Acid) Vitamin B12 Calcium Ferritin Iron (Serum) Magnesium Magnesium (Intracellular) Potassium Progesterone Sodium Transferrin CRP (C-Reactive Protein) Glucose (Fasting) HbA1c (Glycated Hemoglobin) ApoB (Apolipoprotein B) HDL Cholesterol Total Cholesterol Albumin AST (Aspartate Aminotransferase) Vitamin D (25-OH) Insulin (Fasting) Leukocyte Differential Creatine Kinase (CK) Transferrin Saturation Triglycerides Basic Blood Count
€399,-

Androstenedione

€49,-