Testosterone Replacement Therapy

Testosterone Replacement Therapy in Denver, Colorado

Testosterone drives your strength, energy, mood, and vitality — and when levels drop, everything suffers. TRT at Onus helps men and women in Colorado restore what's been lost and get back to feeling like themselves again.

Ready to find out if TRT is right for you? It starts with one click below!

Take our TRT Quiz!

TRT Price Guide

Testosterone Lab Pricing

Depending on age and gender

$150-170

Female Testosterone Injections (10 Pre-filled syringes)

For Women

$135

Male Testosterone injections (10ml Vial)

For Men

$300

Troches (30)

Sublingual

$130

Cream (30 grams)

Topical Medication

$130

Estradiol Injections + Testosterone (10 Pre-filled syringes)

For Women

$200

Kyzatrex (60)

Oral Prescription Capsule

$220

Progesterone (90)

Oral Prescription Capsule

$115

Start Your TRT Journey

Take our TRT Quiz

You’ll find our quiz designed to help you:

Identify Potential Symptoms: Highlight which changes might be linked to low testosterone.
Gauge Severity: Discover if your issues are mild, moderate, or require more in-depth exploration.
Access Tailored Suggestions: Receive next-step recommendations based on your answers.

1: How would you describe your overall energy levels throughout the day?

A. I feel consistently energized

B. I have occasional dips but recover well

C. I often feel tired, especially in the afternoon

D. I feel fatigued most of the day, most days

2: How has your sex drive (libido) been in the past 6 months?

A. Strong and consistent

B. Slightly reduced but not concerning

C. Noticeably lower than it used to be

D. Very low or almost absent

3: How would you describe your mood and emotional wellbeing lately?

A. Stable, positive, and motivated

B. Occasional mood dips but generally fine

C. Frequently irritable, anxious, or low

D. Persistently depressed or emotionally flat

4: Have you noticed changes in your muscle mass or strength?

A. No change — I maintain muscle easily

B. Slight difficulty building or keeping muscle

C. Noticeable loss of muscle despite regular exercise

D. Significant muscle loss with increased body fat

5: How is your quality of sleep?

A. I sleep well and wake up refreshed

B. Occasional restless nights

C. Frequently poor sleep or waking unrefreshed

D. Chronically poor sleep — it affects my daily life

6: How is your ability to concentrate and think clearly?

A. Sharp and focused most of the time

B. Minor brain fog on occasion

C. Frequent difficulty concentrating or remembering

D. Persistent brain fog that affects work or daily tasks

7: How has your body composition changed over the past few years?

A. Stable — no significant changes

B. Slight increase in body fat, especially around the midsection

C. Noticeable weight gain around the belly

D. Significant fat gain, especially abdominally, with little muscle

8: How would you rate your motivation and drive — at work, in the gym, or in life generally?

A. High — I feel driven and goal-oriented

B. Decent, with occasional dips

C. Low — I struggle to stay motivated

D. Very low — I feel unmotivated most of the time

9: How old are you?

A. Under 30

B. 30–39

C. 40–54

D. 55 or older

10: What is your biological sex?

A. Male

B. Female

C. Prefer not to answer

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What is Testosterone?

To understand how testosterone therapy works, first you must understand what testosterone is and why it matters.

Testosterone is a vital sex hormone produced primarily in the testes in men and in smaller amounts in the ovaries and adrenal glands in women. It acts as a powerful chemical signal that drives many of the body's most essential functions—regulating muscle mass, bone density, energy levels, mood, libido, and cognitive clarity. While often associated with men, testosterone plays a critcal role in both male and female health. As levels naturally decline with age, or drop due to stress, illness, or lifestyle factors, people begin to experience a wide range of unwanted symptoms—fatigue, weight gain, low libido, brain fog, and mood changes. Left unaddressed, suboptimal testosterone levels can contribute to more serious long-term health concerns, including metabolic dysfunction and cardiovascular risk.

• Hormone Imbalance in Men
• Hormone Imbalance in Women

Common Signs of Hormone Imbalance in Men

Symptoms of hormone imbalance in men include:

• Erectile dysfunction
• Fatigue
• Poor sleep
• Brain fog
• Loss of muscle mass
• Low sex drive
• Increased weight gain around the waist

Common Signs of Hormone Imbalance in Women

Hormone imbalances can manifest themselves in many different ways. It’s important to recognize the most common symptoms.

Symptoms of hormone imbalance in women include:

• Increased body fat
• Headaches
• Low sexual desire
• Excessive tiredness/low energy
• Moodiness
• Poor sleep
• Joint pain

Schedule a Lab Draw

Benefits of Testosterone Replacement Therapy

Testosterone replacement therapy can take common hormonal issues and symptoms in both men and women and address the root cause. Through comprehensive hormone testing and individualized treatment plans, there can be marked improvements and, possibly, even total elimination of symptoms—restoring energy, vitality, and overall quality of life.

Reclaim Your Vitality

As we age, our bodies undergo changes, many of which can lead to uncomfortable symptoms and a diminished quality of life. Testosterone Replacement Therapy (TRT) offers a natural and effective solution to help you regain balance, vitality, and well-being. Unlike traditional hormone replacement therapies, TRT uses bioidentical testosterone that is chemically identical to what your body naturally produces—ensuring a more harmonious and effective treatment that works with your biology, not against it.

Natural and Personalized Approach

No two people are the same, and neither are their hormone levels. That's why our testosterone replacement therapy starts with comprehensive lab testing to understand exactly where your levels stand. From there, we build a treatment plan around you—using testosterone dosed precisely for your body. The result is better outcomes, fewer side effects, and a therapy that actually fits your life.

Alleviate Andropause Symptoms ("aka Male Menopause")

As testosterone levels decline with age, men can experience a range of unwanted symptoms—fatigue, weight gain, depression, low libido, and loss of muscle mass. These changes are common, but they don't have to be your new normal. TRT effectively addresses these symptoms at the source, restoring hormonal balance and helping you feel like yourself again. The result is renewed energy, a sharper mind, and a better overall quality of life.

Improved Mental Clarity and Mood

Testosterone plays a bigger role in brain health than most people realize—for both men and women. When levels drop, it can show up as brain fog, mood swings, irritability, anxiety, and difficulty concentrating. TRT helps restore testosterone to optimal levels, supporting clearer thinking, emotional stability, and a more positive outlook. Many people report noticeable improvements in focus, memory, and overall mental well-being shortly after starting treatment—making it easier to show up fully in both work and everyday life.

Enhanced Physical Health

The benefits of optimized testosterone levels go far beyond symptom relief. For both men and women, balanced testosterone supports stronger bones, reducing the risk of osteoporosis and fractures over time. It also plays a key role in maintaining lean muscle mass, healthy body composition, and cardiovascular health. Studies suggest that optimal testosterone levels may help reduce the risk of heart disease and metabolic conditions. By restoring balance, TRT supports your long-term physical health and helps you stay active, strong, and resilient as you age.

Weight Management and Increased Energy

Low testosterone is one of the most overlooked causes of stubborn weight gain and persistant fatigue in both men and women. Think of testosterone like the fuel in your tank—when levels drop, everything slows down. Metabolism stalls, body fat increases, and energy levels take a nosedive—making it hard to stay active or motivated. TRT helps regulate your metabolism, making it easier to manage your weight and build lean muscle. Many people experience a noticeable boost in energy shortly after starting treatment, allowing them to get back to the activities they love and live a more active, fulfilling life.

Experience a Better Quality of Life

TRT is not just about alleviating symptoms—it's about getting back to feeling like yourself. Think of it like rebooting a computer that's been running slow for years; once your testosterone levels are restored to where they should be, everything starts working better. More energy, better mood, sharper focus, and a renewed sense of vitality. Whether you're navigating the effects of andropause, unexplained fatigue, or other hormonal imbalances, TRT offers a safe, natural, and effective solution that targets the root cause—not just the symptoms.

Testimonials

~ Brandi H.

Truly Life-Changing Care!

From the moment I walked in, I felt more like a guest than a patient. Since starting HRT, I have energy again, I sleep well, my sex drive is back, and I feel like myself for the first time in years. (Onus) listens, truly cares, and looks at the whole person—not just symptoms.

- Google Review

Essential Hormones In The Body

The body has over 50 different hormones each with a unique function and often work synergistically together. As we age, hormones decline naturally. Further decline can occur due to toxins in our environment, medical problems or medications.

Four of our most crucial hormones: testosterone, estradiol, progesterone, and DHEA begin to decline in our late thirties. Since hormones are essential to bodily function, having low levels often has negative health and lifestyle impacts. However, there is an option to restore appropriate hormone levels through bioidentical hormone therapy.

Testosterone

Testosterone is arguably the most vital hormone in both men and women. It is the most abundant sex hormone for both men and women throughout our lives although men make a larger percentage than women. It has receptor sites in every tissue of our bodies. Testosterone is a naturally occurring hormone that plays a role in a range of bodily functions. It is involved in areas such as mood and cognitive health, sleep patterns, metabolism, joint and bone health, and sexual wellness. Any decision to prescribe testosterone is based on an individualized medical evaluation and current clinical guidelines. It has an anti-inflammatory effect and it has a role in both libido and sexual function.

With low testosterone levels, the body can experience:

• Decline in energy
• Loss of sexual desire and performance
• Depression and/or irritability
• Loss of muscle and bone health
• Lack of concentration/brain fog

Estrogen

Estradiol is one of the primary forms of estrogen naturally produced in the body and plays a key role in maintaining overall hormonal balance. Both men and women produce estrogen and testosterone, though in different proportions. Levels of estradiol naturally fluctuate with age and life stages, which may influence how individuals feel or respond to hormonal changes. Healthcare providers may evaluate estradiol levels as part of a broader hormone assessment to help determine whether imbalances are present. Any decision to begin or modify hormone-related treatment should be based on clinical evaluation, lab results, and consultation with a licensed medical professional.

With low levels of estrogen (this commonly occurs during or after menopause), people can experience a range of menopausal symptoms, including:

• Unpredictable menstruation cycles
• Hot flashes and night sweats
• Vaginal issues
• Low libido
• Belly fat growth
• Sagging skin and wrinkles
• Weak bones

Progesterone

Progesterone is a naturally occurring hormone that plays an important role in supporting various functions within the body. Changes in progesterone levels may influence how individuals feel physically or emotionally. Healthcare providers may evaluate progesterone levels as part of a broader hormone assessment to understand potential imbalances. Any decision to begin or adjust hormone therapy should be based on a comprehensive medical evaluation, including lab testing and a discussion with a qualified healthcare professional about potential risks, benefits, and alternatives.

DHEA

DHEA (dehydroepiandrosterone) is a naturally occurring hormone produced by the body. Levels of DHEA typically decline with age, which is a normal part of the body’s natural aging process. Supporting healthy DHEA balance may help promote overall healthy aging as part of a balanced lifestyle.

DHEA plays a role in many natural body processes, and maintaining optimal balance may contribute to a general sense of wellness.

These statements have not been evaluated by the Food and Drug Administration.
This product is not intended to diagnose, treat, cure, or prevent any disease.

Frequently Asked Questions About BHRT

What is TRT, and how is it different from traditional hormone therapy?

TRT (Testosterone Replacement Therapy) is a medically supervised treatment designed to restore testosterone levels back to a healthy, optimal range. Unlike older synthetic hormone therapies, modern TRT uses pharmaceutical-grade testosterone that closely mirrors what your body naturally produces, resulting in a more effective and well-tolerated treatment. TRT is used to address the root cause of hormonal decline, improving energy levels and reducing symptoms such as fatigue, low libido, mood changes, and loss of muscle mass in both men and women.

What information is covered in a TRT Lab Draw?

TRT Lab Draws provide a comprehensive metabolic panel, including free and total testosterone, PSA levels, and other key biomarkers that will be discussed in your follow-up consult with our nurse practitioner.

Is testosterone optimization safe, and who is a good candidate for TRT?

Testosterone optimization through TRT is considered safe when supervised by experienced healthcare providers and based on individualized testing. It is ideal for both men and women experiencing symptoms of low testosterone, such as fatigue, reduced libido, mood disturbances, and age-related muscle loss. Personalized TRT protocols are created based on comprehensive blood panels, which monitor hormone levels and ensure that each therapy is tailored to the patient's specific needs.

Are there any side effects associated with TRT?

Side effects are rare and mild, and may include slight redness at the injection site, temporary fluid retention, or minor mood fluctuations during the initial adjustment period. Our team ensures precise dosing and monitoring to minimize any risks. If you have any concerns, please let our experts know during your free consultation.

How long has Testosterone Replacement Therapy been in use?

Testosterone replacement therapy has been a part of modern medicine since the 1940s, when synthetic testosterone was first developed and used to treat hormonal deficiencies in men. Over the following decades, TRT evolved significantly as researchers gained a deeper understanding of how testosterone affects overall health, energy, mood, and body composition.

As clinical knowledge advanced, more refined and targeted delivery methods emerged—including injections, topical creams, troches, and oral capsules—allowing for more personalized and effective treatment protocols. TRT is now widely used to treat both men and women experiencing hormonal decline due to aging, stress, or other contributing factors.

The roots of testosterone optimization trace back even further to the early 20th century, when pioneering endocrinologists first began exploring the role of sex hormones in human health. Today, the field is supported by decades of clinical research, with a focus on improving quality of life, preserving vitality, and addressing the long-term effects of hormonal decline.

Can TRT be combined with other treatments at Onus IV?

Absolutely! Many clients pair TRT with IV hydration, vitamin infusions, NAD+ therapy, or peptide therapy for enhanced results. Our team will customize a treatment plan to maximize your health, energy, and overall vitality. Contact us today to learn more about our testosterone and other hormone optimization solutions.

Why Choose Onus over other IV Therapy, Hormone & Peptide Providers?

Since 2014, Onus has put forth a strong foundation of hiring experienced ER nurses, Nurse Practitioners & Physician Assistants, working under ER protocols, under the direction of an ER Physician. Our aim is to provide a thoughtful, professional setting for those exploring peptide-related wellness options.

Bring Balance Back to Your Body with TRT Therapy

It doesn’t matter if you live in Highlands, Wheatridge, or within reach of our mobile clinic – book an appointment for TRT therapy today at your nearest Onus IV location.

Start the Journey