
1 in 4 men affected¹
Test and track the total level of testosterone in your blood, a hormone essential for sex drive, muscle mass, fertility, and mood. This test can establish whether you have low testosterone levels.
Low testosterone can harm your wellbeing, and health issues can worsen it. Numan dives deep to get to the root of the problem.
If these symptoms⁶ are holding you back, at-home blood tests can provide an easy and straightforward way to assess your testosterone levels.
Erectile dysfunction
Decreased libido
Fatigue
Poor sleep
Mood changes
Difficulty concentrating
Loss of muscle mass
Increased body fat
Order your at-home test and get free 48-hour letterbox delivery.
Follow the simple instructions in your blood test. Return your sample for free.
Within 3–5 days, you’ll receive personalised results showing whether your testosterone levels are low, along with clear, actionable advice from our experts.
Low testosterone levels can be effectively managed with TRT. Take the first step to find out if you're eligible — with a quick, at-home blood test. Here’s what you can expect as your treatment takes effect and your testosterone levels rise.⁷
Higher libido
Stronger erections
Improved mood and energy
Improvement in inflammation markers
Early fat loss and muscle gain
Higher strength and endurance
Improved cardiovascular health
Reduced risk of type of 2 diabetes
Further fat loss
Higher bone density
Improved cognition
Faster recovery
Ongoing reduction in visceral fat
What is testosterone?
Why is testosterone important?
What insights will I get?
¹ Andre B. Araujo, Gretchen R. Esche, et al. Prevalence of Symptomatic Androgen Deficiency in Men, The Journal of Clinical Endocrinology & Metabolism, Volume 92, Issue 11, 1 November 2007, Pages 4241–4247
² Rabijewski M, Papierska L, Kozakowski J, Zgliczyński W. The high prevalence of testosterone deficiency in population of Polish men over 65 years with erectile dysfunctions. Aging Male [Internet]. 2012;15(4):258–62. Available from: http://dx.doi.org/10.3109/13685538.2012.729233
³ Layton JB, Li D, Meier CR, Sharpless JL, Stürmer T, Jick SS, et al. Testosterone lab testing and initiation in the United Kingdom and the United States, 2000 to 2011. J Clin Endocrinol Metab [Internet]. 2014;99(3):835–42
⁴ Wang C, Jackson G, Jones TH, Matsumoto AM, Nehra A, Perelman MA, et al. Low testosterone associated with obesity and the metabolic syndrome contributes to sexual dysfunction and cardiovascular disease risk in men with type 2 diabetes. Diabetes Care [Internet]. 2011;34(7):1669–75. Available from: http://dx.doi.org/10.2337/dc10-2339
⁵ Indirli R, Lanzi V, Arosio M, Mantovani G, Ferrante E. The association of hypogonadism with depression and its treatments. Front Endocrinol (Lausanne) [Internet]. 2023;14. Available from: http://dx.doi.org/10.3389/fendo.2023.1198437
⁶ Morales A, Bebb RA, Manjoo P, Assimakopoulos P, Axler J, Collier C, et al. Diagnosis and management of testosterone deficiency syndrome in men: clinical practice guideline. CMAJ [Internet]. 2015;187(18):1369–77. Available from: http://dx.doi.org/10.1503/cmaj.150033
⁷ Saad F, Aversa A, Isidori AM, Zafalon L, Zitzmann M, Gooren L. Onset of effects of testosterone treatment and time span until maximum effects are achieved. European journal of endocrinology. 2011;165(5): 675–685