Testosterone, bioavailable (male)

Other names: TESTOSTERONE, BIOAVAILABLE, TESTOSTERONE, BIOAVAILABLE, TESTOST BIOAVAILABLE

Optimal result: 110 – 575 ng/dL

Elevated bioavailable testosterone levels in men can be caused by anabolic steroid use, excessive testosterone replacement therapy, adrenal gland disorders, or testicular tumors, and may lead to symptoms like aggressive behavior, skin changes such as acne, sleep problems, increased body hair, urinary issues, and mood swings. Treatment involves adjusting medications or supplements contributing to the high levels, lifestyle changes, addressing any underlying medical conditions, counseling for mood and behavioral changes, and regular medical monitoring. It's essential for affected individuals to receive personalized medical advice and treatment to maintain testosterone levels within a healthy range and prevent complications.

Low bioavailable testosterone in men, often due to aging, hypogonadism, obesity, chronic illnesses, certain medications, lifestyle factors, and stress, can lead to symptoms like reduced libido, erectile dysfunction, fatigue, muscle weakness, bone mass loss, mood changes, and sleep disturbances. Treatment options include Testosterone Replacement Therapy (TRT), lifestyle modifications such as diet and exercise, medication review, addressing underlying health conditions, counseling, and possibly natural supplements. It's crucial for affected individuals to consult healthcare professionals for a tailored diagnosis and treatment plan, with regular monitoring for effective management.

Bioavailable testosterone, a crucial hormone in men's health, plays an essential role in maintaining various bodily functions. This form of testosterone, which is readily available for the body's use, significantly influences muscle strength, bone density, and sexual function.

Bioavailable testosterone, a crucial hormone in men's health, plays an essential role in maintaining various bodily functions. This form of testosterone, which is readily available for the body's use, significantly influences muscle strength, bone density, and sexual function.

A decline in bioavailable testosterone can lead to several health issues, such as decreased libido, fatigue, and loss of muscle mass. It's important for men to be aware of how lifestyle choices, such as diet, exercise, and stress management, can affect testosterone levels. Regular check-ups and hormonal assessments are also key in monitoring and maintaining healthy bioavailable testosterone levels. By understanding and managing bioavailable testosterone, men can take proactive steps towards enhancing their health, vitality, and longevity. This hormone's role is not only pivotal in physical health but also in mental well-being, influencing mood and energy levels. Therefore, maintaining optimal levels of bioavailable testosterone is a vital aspect of men's health care, underscoring the importance of hormonal balance in the pursuit of a healthy, active, and fulfilling life.

Testosterone, bioavailable (male)
Healthmatters dashboard showing biomarker trend graph

Every lab result you’ve ever had, charted and explained.

Healthmatters is a tracker for your lab results. Upload a report from any lab, any country — every marker charted and explained.

Start with my report →
Beyond Testosterone, bioavailable (male) — 10,000+ markers explained
One Testosterone, bioavailable (male) result tells you where you are. Your history tells you where you’re heading. Upload your past lab reports and see this marker — and every marker on them —every marker charted against your own lab’s ranges.
Start with this report →
Healthmatters timeline preview showing biomarker trends over time
Clinical Sources & References

All our content is backed by peer-reviewed studies, academic research, and trusted medical sources. We’re committed to accuracy and transparency — see our editorial policy for details.

Article Review Log
Written by Healthmatters Editorial Team
Healthmatters Lifetime Plan

Pay $250. Track your health forever

One payment. No renewals. Yours for life.

10,000+ biomarkers explained · trends over time

See other plans →
Secure checkout via Stripe · GDPR & HIPAA
We accept results from any lab
LabCorp Quest Diagnostics Genova Diagnostics DUTCH Test Doctor's Data Vibrant America ZRT Laboratory Cyrex Labs + any other lab

What members are saying

★★★★★ 10,000+ happy members
★★★★★

"Watching my numbers move over the years — instead of forgetting last time's results — completely changed how I manage my health."

Daniel
Member since 2022
★★★★★

"Living across several countries made keeping my lab results organized a real challenge. Healthmatters brought my results from the USA, Spain, and Germany together — 20 years of history, with long-term trends instead of scattered reports."

Ben
Member since 2021 · tracks across countries
★★★★★

"Standard lab ranges are too wide for how I practice — 'normal' isn't optimal. I set my own bands, so a client sees yellow before a marker goes officially out of range. That's the conversation I want to be having."

Dr. Alexandra
Functional medicine · 6 yrs on Pro