The UK's Best Online Personal Trainers & Nutritionists

To find the best online personal trainer and nutritionist for you, check out our list of UK-based online PTs with expertise in nutrition. To learn more about the benefits of working with an online coach who specialises in nutrition, read on!
The Rise of Online Personal Trainers and Nutritionists
Online personal trainers and nutritionists are transforming the fitness industry by making expert guidance more accessible than ever. These professionals combine knowledge of exercise science with tailored nutrition plans to support clients on their fitness journey.
- A randomised controlled trial (RCT) published in Archives of Internal Medicine found that following a nutritionally complete diet plan led to greater weight loss and reduced cardiovascular risk in overweight and obese individuals (Metz et al., 2000).
A One-Stop Solution for Fitness and Nutrition
A certified personal trainer who is also a certified nutrition coach can address both physical activity and dietary needs. This dual expertise leads to personalised exercise programmes and nutrition plans that align with specific goals, whether it's weight loss, strength training, or boosting energy levels. Clients benefit from a more holistic approach to overall health.
- Another RCT found that a lifestyle intervention involving a calorie-reduced diet, aerobic exercise, or both significantly improved body weight and adiposity in postmenopausal women, with the combined approach producing the greatest benefits (Foster-Schubert et al., 2012)
Convenience Without Compromise
Virtual sessions via live video or video call eliminate the need for a gym membership or travel to health clubs. Online fitness coaching allows clients to follow fitness plans and diet plans at their own pace and on their own schedule. This is especially helpful for those with busy lifestyles or limited access to in-person trainers.
- You might also like our blog post on the benefits of working with an online bodybuilding personal trainer.
Achieve Better Results with a Personalised Approach
The best online personal trainers tailor each training programme and meal plan to the client’s unique needs and fitness level. Regular check-ins help ensure consistency and encourage healthy habits over the long term. With years of experience, online trainers can make effective adjustments to help clients get better results.
- Research published in the Journal of Sports Science and Medicine indicates that one-on-one personal training effectively promotes behaviour change and increases physical activity levels by enhancing client motivation (McClaran, 2003).
Tech-Driven Tools for Support and Accountability
Many online coaches use fitness apps and tools like the Apple Watch to track progress and support behaviour change. Instructional videos ensure proper form during workouts, reducing injury risk while improving outcomes.
- You might also be interested in our article on finding the best UK-based online personal trainer for you.
A Great Option for a Broad Range of Goals
Whether you're a beginner or have been training for a long time, an online trainer can design a workout regimen that meets your current skill level. From increasing muscle mass to managing mental health, online fitness programmes are suited to a wide range of goals. Even home gym users can benefit from expert input and structured plans.
- One study found that resistance training with a personal trainer significantly enhanced squat and bench press performance in overweight women (Rustaden et al., 2017).
Quality Credentials Matter
A good personal trainer typically has a personal training certification from a reputable body like the National Academy of Sports Medicine, often paired with a bachelor’s degree in exercise science or a related field. Many online nutritionists are also registered dietitians or have completed certification programmes in sports nutrition. Choosing a coach with extensive experience and proper qualifications ensures you’re getting a high-quality personal training service.
- You might also want to read our article on the pros of working with a personal trainer online.
Try Before You Commit
Most top online personal fitness trainers offer a free trial or initial consultation so new clients can explore the service before signing up. These introductions help identify specific needs and build trust between the client and trainer.
- If you're not yet sure if you want to work with an online trainer, you could use our database of UK-based qualified fitness professionals to find an in-person trainer specialising in nutrition (e.g., PTs in London who can provide advice on nutrition).
Take Your Health to the Next Level
With the right online trainer, reaching your fitness goals becomes more achievable, sustainable, and enjoyable. Whether you're aiming to become the best version of yourself or just improve day-to-day energy levels, the right online coach will guide you every step of the way.
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References
- Foster-Schubert, K. E., Alfano, C. M., Duggan, C. R., Xiao, L., Campbell, K. L., Kong, A., Bain, C. E., Wang, C. Y., Blackburn, G. L., & McTiernan, A. (2012). Effect of diet and exercise, alone or combined, on weight and body composition in overweight-to-obese postmenopausal women. Obesity (Silver Spring, Md.), 20(8), 1628–1638. https://doi.org/10.1038/oby.2011.76
- McClaran S. R. (2003). The effectiveness of personal training on changing attitudes towards physical activity. Journal of sports science & medicine, 2(1), 10–14. https://pmc.ncbi.nlm.nih.gov/articles/PMC3937569/
- Metz, J. A., Stern, J. S., Kris-Etherton, P., Reusser, M. E., Morris, C. D., Hatton, D. C., Oparil, S., Haynes, R. B., Resnick, L. M., Pi-Sunyer, F. X., Clark, S., Chester, L., McMahon, M., Snyder, G. W., & McCarron, D. A. (2000). A randomized trial of improved weight loss with a prepared meal plan in overweight and obese patients: impact on cardiovascular risk reduction. Archives of internal medicine, 160(14), 2150–2158. https://doi.org/10.1001/archinte.160.14.2150
- Rustaden, A. M., Haakstad, L. A. H., Paulsen, G., & Bø, K. (2017). Effects of BodyPump and resistance training with and without a personal trainer on muscle strength and body composition in overweight and obese women-A randomised controlled trial. Obesity research & clinical practice, 11(6), 728–739. https://doi.org/10.1016/j.orcp.2017.03.003