MaximiSe Your Full Potential.

Endure -  The Endurance Performance Programme For  Recreational Runners.


Fitter, faster, stronger.

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Box Endure is a metabolic testing and nutrition coaching programme for the recreational runner. Providing metabolic testing (VO2 max, thresholds and heart rate zones), nutrition coaching, strength and conditioning and running plans to help you become faster, fitter and stronger.

Endure runners.jpg

Box Nutrition brings elite testing to the recreational, amateur and age-group athlete

Metabolic testing

By using state of the art equipment and methods, metabolic testing enables us to analyse your data and provide you with the most accurate nutrition and training plan completely bespoke to your individual requirements. It also enables us to pinpoint your training zones (how hard to push) and highlight how to fuel your sessions.



Our nutrition coaching takes you through a process of building better habits to how to fuel your big race.

We help you understand:

  • ​How much to eat to fuel performance without compromising the way your look

  • ​​​What to eat before, during and after your training or competitions

  • ​How to put together simple, tasty dishes that you enjoy

  • ​How to eat when you don't have time to prepare

  • ​How to diet without feeling like you’re dieting

  • ​How to stick to something that you can do forever

  • ​What supplements will help you reach your goals more quickly

  • What to and how to eat if you're on the road


Take a peak inside our members area to see what information you get access to once you sign up.


Endure comes complete with a strength and conditioning programme to help improve your speed, power, resilience and reduce the risk of injury. The programme can be followed along as part of a phone application so you can track and share your results.


Throughout the process you will supported by your own coach who will be your accountability.

You might not understand how to eat for a particular workout? You're struggling with cravings, or an injury, Jack will be there to support you when you need it most. The programme also includes access to the private facebook community where you can join likeminded people who share similar goals.

Each month you will also have a 'catch up' call to discuss your progress. This enables us to see what's working but more importantly what's not, so we can make any necessary changes to your plan.


  • 1. Tell us about yourself

    Once you sign up you will be asked to complete a client information form where you can explain to us about your goals, your  current diet and what type of exercise you do.

  • 2. Book your Testing 

    Your metabolic testing will take roughly 90mins and is available at numerous locations across Birmingham. The tests include an RMR and VO2 test.

  • 3. Get your plan

    After testing, you will receive your first implementation call, which walks you through your nutrition plan and training report. You will also be setup on the coaching platform and gain access to our private community.

  • 4.Get Results

    The  idea with nutrition coaching is that it is a fluid approach, whereby depending on your progress we continue to tweak your plan and help you implement new habits to ensure that you peak for your big race.



Endure is for the recreational, amateur or age group sportsmen and women who are looking to maximise their potential in their chosen sport.

Whether you're looking to complete your first 10k, beat your marathon PB, a CrossFit(TM) athlete needing to work on their capacity, or training to climb Mt Blanc, using physiological testing often only seen in elite sport, we can help you take your training and performance to the next level.




My name is Jack Braniff and I help athletes perform, look and feel their best. I'm the founder of Box Nutrition and a registered performance nutritionist (SENr, CISSN), have my Masters degree (MSc) in Sports and Exercise nutrition and a member of the British Dietetics Association. I'm also the author of top rated sports nutrition book "Fuelling The Functional Athlete" which is available from Amazon and a UKAD anti doping advisor.

Jack Braniff MSc



To find out more about if Endure, or to see if the programme is right for you,  please get in touch.

Box Nutrition, Studio 511, The Greenhouse, The Custard Factory,

Gibb Street, B9 4DJ

(+44)121 389 8923


©2020 Endure by Box Nutrition