Low Testosterone in Women: Signs Doctors Look For and How It's Treated

Testosterone isn't just a "male" hormone. Women produce small amounts in their ovaries and adrenal glands, and it plays an important role in energy, mood, libido, bone health, and muscle strength. When levels fall below the normal range for women, it's called low testosterone in women, or more technically, female testosterone deficiency.

Below, we'll cover:

• Common signs and symptoms
• How doctors diagnose low testosterone in women
• Treatment options
• When to seek medical help

Throughout, we'll keep explanations in straightforward language, grounded in reputable medical guidance. If you're experiencing symptoms like fatigue, low libido, or unexplained mood changes, take Ubie's free AI symptom checker to get personalized insights and help organize your concerns before your doctor's appointment.

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Signs and Symptoms

Since testosterone impacts multiple systems, symptoms of low testosterone in women can be subtle or overlap with other conditions. Here are the key signs doctors look for:

1. Low Libido and Sexual Dysfunction

   • Decreased sexual desire or interest
   • Difficulty with sexual arousal or response
   • Fewer or no spontaneous thoughts about sex

2. Fatigue and Low Energy

   • Persistent tiredness despite adequate sleep
   • Difficulty sustaining daily activities
   • Feeling rundown without clear cause

3. Mood Changes

   • Feelings of sadness, irritability, or "flat" mood
   • Reduced sense of well-being
   • Anxiety or difficulty coping with stress

4. Muscle and Bone Changes

   • Loss of muscle mass or strength
   • Decreased exercise tolerance
   • Thinning bones or early signs of osteoporosis

5. Cognitive Effects

   • Trouble concentrating or "brain fog"
   • Forgetfulness or difficulty multi-tasking

6. Physical Changes

   • Unexplained weight gain, especially around the abdomen
   • Dry skin or thinning hair

These symptoms on their own may not point directly to low testosterone in women, since fatigue, mood swings, and weight changes can result from sleep issues, thyroid problems, or life stressors. That's why a careful evaluation is key.

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How Doctors Diagnose Low Testosterone in Women

Diagnosing low testosterone in women involves a combination of clinical evaluation and lab testing:

1. Medical History and Symptom Review

   • Detailed discussion of your symptoms, how long they've been present, and their impact on daily life
   • Review of menstrual patterns (if pre-menopausal) and any surgical history (e.g., oophorectomy)
   • Assessment of medication use (some drugs can lower hormone levels)

2. Physical Examination

   • Checking for signs such as muscle wasting, thinning hair, or signs of estrogen deficiency
   • Measurement of weight, height, and body mass index (BMI)

3. Blood Tests

   • Total and free testosterone levels (measured ideally in the early morning)
   • Additional hormones, such as estrogen, DHEA-S, thyroid hormones, and cortisol, to rule out other causes
   • Bone density scan (DEXA) if there's concern about osteoporosis

4. Excluding Other Conditions

   • Thyroid disorders, anemia, depression, and chronic fatigue syndrome can mimic low testosterone symptoms
   • Autoimmune conditions or adrenal insufficiency may also require investigation

Normal testosterone ranges vary between labs, but women's total testosterone typically falls between 15 and 70 ng/dL. Free testosterone—a more active form—can be even more telling when interpreted alongside symptoms.

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Treatment Options for Low Testosterone in Women

Once diagnosed, treatment aims to restore a healthy balance, improve quality of life, and protect bone health. Options include:

1. Lifestyle and Supportive Measures

• Nutrition: A balanced diet with adequate protein supports muscle and bone.
• Exercise: Resistance training builds muscle mass. Weight-bearing exercises help bone density.
• Sleep: Aim for 7–9 hours per night; poor sleep can further lower hormone levels.
• Stress Management: Mind-body techniques (yoga, meditation) help regulate cortisol, which can indirectly impact sex hormones.

2. Testosterone Therapy

• Forms: Low-dose transdermal gels or creams; sometimes intramuscular injections in specific circumstances.
• Monitoring: Regular blood tests every 3–6 months to adjust dosage and avoid high levels that could lead to unwanted effects (e.g., acne, voice deepening).
• Safety: Studies suggest low-dose therapy can improve libido, mood, and bone density without significant risks when carefully monitored.

3. DHEA Supplementation

• Overview: DHEA is a precursor to testosterone and estrogen.
• Use: Some women benefit from low-dose oral DHEA, especially if adrenal production is low.
• Caution: Long-term safety data are limited; use under medical supervision.

4. Estrogen Replacement (When Indicated)

• Why: In post-menopausal women or those with surgical menopause, estrogen levels also drop.
• Benefit: Can help relieve vaginal dryness, hot flashes, and protect bone health.
• Combined Approach: Occasionally, low-dose testosterone is added to estrogen therapy for sexual health benefits.

5. Addressing Bone Health

• Calcium and Vitamin D: Ensure adequate intake to support bone mineralization.
• Medications: Bisphosphonates or other osteoporosis drugs may be recommended if bone density is low.

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Monitoring and Follow-Up

• Symptom Tracking: Keep a simple journal of energy levels, mood, and sexual health to share with your doctor.
• Regular Labs: Blood tests help confirm that hormone levels stay within the target range.
• Side Effect Check: Report any changes in skin, hair, or unexpected bleeding.

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When to See a Doctor

Low testosterone in women isn't life-threatening in itself, but symptoms can overlap with more serious conditions. Speak to a healthcare professional if you experience:

• Severe fatigue that interferes with daily activities
• Sudden mood changes or depression
• Unexplained weight loss or gain
• Signs of bone pain or fractures
• Any concerning symptoms that persist despite lifestyle changes

If you're noticing several of these symptoms and want to prepare for a more productive doctor's visit, use Ubie's AI-powered symptom checker to assess your symptoms and receive personalized guidance based on your specific situation.

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Key Takeaways

• Low testosterone in women can manifest as low libido, fatigue, mood swings, and reduced muscle/bone strength.
• Diagnosis requires a careful review of symptoms, physical exam, and specific blood tests.
• Treatment ranges from lifestyle changes to hormone replacement (testosterone and/or estrogen), always under medical supervision.
• Monitoring is crucial to ensure benefits outweigh risks.
• Always speak to a doctor if symptoms are severe or if you suspect a serious underlying condition.

Your healthcare provider can help determine whether low testosterone in women is the underlying cause of your symptoms and work with you to develop a personalized treatment plan.