This website has been developed by Besins Healthcare (UK) Ltd.

This website has separate sections for healthcare professionals (containing promotional information), and patients who have been prescribed Testogel® (testosterone) within the UK.

Please confirm that:

This website is provided for patients prescribed Testogel® in the UK by Besins Healthcare (UK) Ltd.

BMI calculator

Body mass index (BMI) is a way of measuring your height and weight together, to see if you’re at a healthy weight for your height.

You can track your BMI throughout your testosterone therapy, to see how it changes as you take steps to live a healthier lifestyle.

Check your BMI using the BMI calculator:

BMI Calculator

Why are we asking?

A BMI of 23 or more in someone who is Black, Asian or another minority ethnic group suggests a higher risk of getting type 2 diabetes.1

Add your activity level to personalise your results

What counts as an activity level?

A physical activity is anything that raises your heartrate, makes you breathe faster and feel warmer. This could be a brisk walk, running, cycling, swimming, dancing, tennis, a field sport, doing an active job, pushing a lawnmower.

Your BMI result is


Your BMI suggests you are


Your BMI suggests you are


Your BMI suggests you are


Your BMI suggests you have


Healthy weight range for your height:


Understanding your results

Your BMI is below 18.5. This suggests that you are underweight. Speak to your doctor about ways to gain weight in a healthy way.

Your BMI is 18.5–24.9: Your BMI is considered healthy and normal. Well done!

Your BMI is 25–29.9: This suggests you might be overweight. Start making small changes to increase your physical activity and eat a healthier diet. Sustainable changes to your lifestyle can really help to reduce your risk of health problems in the future.

Your BMI is above 30: You are considered to have obesity. Obesity is linked to diabetes, testosterone deficiency, heart disease, and many other health issues. It’s really important that you try and make healthy lifestyle choices, you can speak to your doctor about this. Every small, healthy choice that you make can help you to live longer and get your body and mind back on track.


  1. National Institute for Health and Care Excellence (NICE). BMI: Preventing ill health and premature death in black, Asian and other minority ethnic groups. Published 3 July 2013. Available at: Accessed April 2021.

BHUK/2022/185. January 2023.

Reporting of side effects

If you get any side effects, talk to your doctor, pharmacist or nurse. This includes any possible side effects not listed in the package leaflet. You can also report side effects directly via the Yellow Card Scheme at: or search for MHRA Yellow Card in the Google Play or Apple App Store. By reporting side effects you can help provide more information on the safety of this medicine.