Clinically-proven treatment to increase testosterone

TRT is the most research-backed method of improving testosterone levels. The results are life-changing. With our expert medical team, you can get tested, diagnosed, and treated, so you can get back to feeling your best.

90%
of patients reported improvement in symptoms within 3 months

Clinically-proven treatment to increase testosterone

TRT is the most research-backed method of improving testosterone levels. The results are life-changing. With our expert medical team, you can get tested, diagnosed, and treated, so you can get back to feeling your best.

90%
of patients reported improvement in symptoms within 3 months
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TrustScore
4.7/5
·
12,175
reviews

Testosterone replacement therapy, explained

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The hormone that's holding men back

Jeff
Dr. Jeff Foster, Director Men's Health
Prevalence

1 in 4 men suffer from low testosterone (age 30-79)¹

After the age of 40, testosterone levels start to decline significantly year on year.²

DIAGNOSIS

90% of men in the UK remain undiagnosed³

Play

"Men with normal levels of testosterone have a better quality of life."

In this video, our Director of Men’s Health Dr. Jeff Foster will tell you more about TRT and why it might help you.
citation
  • ¹ Araujo, Andre B et al. “Prevalence of symptomatic androgen deficiency in men.” The Journal of clinical endocrinology and metabolism vol. 92,11 (2007): 4241-7. doi:10.1210/jc.2007-1245
  • ² Wu, Frederick C W et al. “Hypothalamic-pituitary-testicular axis disruptions in older men are differentially linked to age and modifiable risk factors: the European Male Aging Study.” The Journal of clinical endocrinology and metabolism vol. 93,7 (2008): 2737-45. doi:10.1210/jc.2007-1972
  • ³ Liu, Vivian N et al. “Awareness and prevalence of the symptoms of testosterone deficiency: a cross-sectional survey of community-dwelling men in the UK.” BMJ open vol. 15,7 e094145. 10 Jul. 2025, doi:10.1136/bmjopen-2024-094145
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Do you experience these symptoms?

Answer 10 quick questions to assess if low testosterone could be holding you back.
"I feel like I'm cheating the system. Now, I just want to find thousands of men with low testosterone and get them the right path to feeling better like I did."
James Smith, Voy TRT Investor
Better Mood
Muscle mass
Energy & Motivation
Sex drive

Get back to peak performance with TRT

For many men with low testosterone, TRT is a game-changer. Regain your vitality and improve your quality of life, starting now.

Benefits for the body
Higher testosterone levels
TRT works by returning your testosterone to the normal physiological level.¹
Better physical ability
Increase your muscle strength, size and and mass.2
Increased muscle
With TRT, your muscles build new tissue faster and more efficiently after exercise.3
Better sleep
Studies show that sleep disturbance significantly improves in patients on testosterone replacement therapy.4
Increased libido
Increasing your testosterone levels can enhance sex drive, improve erectile function and increase overall sexual satisfaction.5
Benefits for the mind
Better mood
Studies show that patients feel more energetic, friendlier, less irritable and generally in a better mood after starting TRT.6
Improved memory
Studies show that testosterone replacement therapy can significantly improve cognitive function in healthy older men.7
Increased energy
86% of patients saw an improvement in their energy levels after 3 months.8
Enjoyment of life
79% of patients saw an increase in their enjoyment of life after 6 months.8
Overall Satisfaction
90% of patients were satisfied with the treatment they received.8
Citations
¹ Hackett, Geoffrey et al. “The British Society for Sexual Medicine Guidelines on Male Adult Testosterone Deficiency, with Statements for Practice.” The world journal of men's health vol. 41,3 (2023): 508-537. doi:10.5534/wjmh.221027
2 Bhasin, S et al. “Testosterone dose-response relationships in healthy young men.” American journal of physiology. Endocrinology and metabolism vol. 281,6 (2001): E1172-81. doi:10.1152/ajpendo.2001.281.6.E1172
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The first step towards a stronger you

Take the guesswork out of your health. Get tested and move forward with a treatment plan that works for you.

1
Low testosterone diagnosis

Get your T. levels checked with our at-home blood test kit. We’ll arrange further enhanced testing if necessary.

2
Tailored treatment

Your doctor will look at your unique data (your goals, symptoms, medical history, etc.) to find the right approach.

3
Ongoing clinical care

We do blood tests every 3-6 months with full doctor report & consultation, to ensure you hit your goals!

Clinically proven treatment

Jeff
Dr. Jeff Foster, Director of Men's Health

We’ll help you get your testosterone levels back within a normal, healthy range. Our programmes have research-backed benefits to your health and wellbeing. The results can be life-changing.

Better Mood

Look forward to more good days. Studies show that patients feel more energetic, friendlier, less irritable and generally in a better mood after starting TRT.¹

Higher Sex Drive

Testosterone can help you get your mojo back. Numerous studies show that increasing testosterone levels can enhance sex drive, improve erectile function and increase overall sexual satisfaction.2-5

Increased Muscle

Testosterone has a bit of a reputation for building muscle and strength. Studies show that increasing testosterone levels stimulates muscle protein synthesis and enhances muscle mass.6

Better Sleep

Studies show that sleep disturbance significantly improves in patients on testosterone replacement therapy.7

Improved Memory

Studies show that testosterone replacement therapy can significantly improve cognitive function in healthy older men.8

citation
¹ Wang, C et al. “Testosterone replacement therapy improves mood in hypogonadal men--a clinical research center study.” The Journal of clinical endocrinology and metabolism vol. 81,10 (1996): 3578-83. doi:10.1210/jcem.81.10.88558045
2 Rizk, Paul J et al. “Testosterone therapy improves erectile function and libido in hypogonadal men.” Current opinion in urology vol. 27,6 (2017): 511-515. doi:10.1097/MOU.0000000000000442
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A treatment plan tailored for you

As part of our TRT service, you’ll receive a comprehensive diagnosis and a bespoke treatment plan that may include medication, lifestyle advice or supplements.

Injectable
Effectiveness
High
Format
Injections two or three times weekly for most patients
Results from
1-3 weeks
Oral
Effectiveness
Moderate
Format
One tablet alternate days
Results from
3-8 weeks
Treatment
Topical
Effectiveness
Individual
Format
Apply to the shoulders or arms once a day
Results from
1-6 weeks
Doctors
Led by TRT experts
“We offer the most effective protocols in formats to suit your preference”
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Specialist care on your terms

What you get
Voy
NHS
Convenient & online
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Quick diagnosis & treatment
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Doctors who specialise in TRT
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Gold-standard treatment plans
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Monitoring & treatment adjustment
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Thousands of patients have seen
life-changing results

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Trustpilot

Great service, very personal with a strong emphasis on improving quality of life - cannot recommend more highly!

Keith
Trustpilot

Not experienced service so quick and efficient since I can remember. Ursula and Dr Taylor are knowledgeable, professional and positive in helping you to help yourself. Medication en route so I look forward to starting TRT and hopefully this will help me feel better soon!

Matt Leman
Trustpilot

Had all relevant info to hand. Understood and answered my concerns. Very pleased with way call went

Steve Tuckey
Trustpilot

10/10 top tier service , Rachel and Ursula have both been very helpful so far and all the nurses and doctors have been doing a great job , and have been giving me a vast amount of knowledge on the treatment and how everything works

Abass
Trustpilot

The staff are great from the DR to the people replying to emails. I’ve had quick effective service throughout. I recommend them to anyone.

Liam
Trustpilot

Excellent service and understanding on all aspects of TRT

Andrew
Trustpilot

I’ve been dealing with Tom for over a month whilst I have been looking into starting TRT. Tom has been a extremely helpful and patient with me as I asked him alot of questions and he very professional.

Callum
Trustpilot

Amazing experience so far. Treatment has changed my life and I’ve been supported all the way.

Terry Chamberlain
Trustpilot

The service provided has been excellent. Particular credit to Ursula who has been very helpful. The Medical team have been great, both professional and friendly.

Paul Bishop
Trustpilot

These people understand your needs , will improve your situation and supply a great product.

Roger Davis
Trustpilot

Excellent support and advice from day one. The service is excellent, all of the staff are friendly and supportive. They provide blood testing at the lowest price I have found, and the treatment is life-changing.

Adam Jones
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Meet our TRT experts

We have the UK’s leading TRT experts on board, so you know you’re in good hands.

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Dr. Jeff Foster
Director of Men's Health
Dr. Imad Mekhail
TRT Medical Expert
Dr. Mandeep Sandhu
TRT Medical Expert
Dr. Kapil Savania
TRT Medical Expert

Your questions answered

Our team has a lifetime’s worth of expertise and experience between them. They’re on hand to answer all of your questions at every stage of your journey.

View all
About TRT
Symptoms
How it works
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Sheliza DarveshPlay
What are the potential benefits of TRT?
Dr Sheliza Darvesh, GP Clinical Lead
David HuangPlay
5 Common symptoms of low testosterone
Dr David Huang, Director of Clinical Innovation
Kapil SavaniaPlay
Is there a discount?
Dr Kapil Savania, Medical Lead
Vivek RamamoorthyPlay
Can I speak to someone about TRT?
Dr. Vivek Ramamoorthy, TRT Specialist Doctor
Mandeep SandhuPlay
Are there side effects?
Dr. Mandeep Sandhu, Medical Lead

Testosterone Replacement Therapy

Jeff
Curated by Dr. Jeff Foster, Testosterone Medical Expert
What is Testosterone Deficiency (TD)?

Low testosterone is a common condition that men can be born with or develop due to age, stress, disease, physical trauma, an unhealthy lifestyle or environmental factors.

Will I be able to talk to a licensed doctor?

Yes, you’ll have a consultation with one of our doctors to discuss your test results and they can provide a personalised treatment plan tailored to your needs. Our doctors specialise in TRT for men and are all registered with the General Medical Council.

How soon will the test arrive?

Our blood test kits usually arrive within three working days. It may take longer over public holidays.

When will I get my results?

We’ll get in touch to give you your results within two to three business days.

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Blood test
Start with a testosterone blood test
Start with a test
£33.95