Instagram Icon TikTok Icon Youtube Icon

Top Science-Based Fitness Influencers to Follow

Ethan Gallagher
Written By
Ethan Gallagher
Published On
Jul 21, 2023
Collage of three science-based fitness influencers

With all of the fitness influencers giving advice, I’m sure you think to yourself, which ones can I trust? There is a lot of false information, especially in the fitness industry. Nowadays, with social media, you never know who has done their proper research and who hasn’t.

Now, fitness is not as black and white as one may seem; there are multiple ways to reach the same goal. However, these influencers have proved themselves time and time again to be reliable sources of fitness tips!

1. Derek | @MorePlatesMoreDates

Derek from More Plates More Dates is an ex-bodybuilder who uses his experience and research to discuss different health and fitness industry topics. Derek is a Canadian-based influencer who uses his platform to discuss topics such as steroids, supplements, and fitness in general.

On his YouTube channel, “More Plates More Dates,” Derek became a trusted source of information and advice on fitness, muscle growth, hormone optimization, and the safe and effective use of performance-enhancing substances. The way he presents complex scientific concepts is accessible, so even beginners can understand them.

As a result of Derek’s commitment to integrity and transparency, he has developed a loyal following. An evidence-based approach is important to him, examining scientific literature extensively and drawing conclusions based on facts. In addition to providing in-depth analyses and detailed explanations, he is dedicated to helping his audience achieve their health and fitness goals safely and intelligently.

You can also find Derek on Instagram as @moreplatesmoredates!

2. Sabrina McMullen | @beefcake_brina

After suffering from two eating disorders and being bullied throughout grade school, Sabrina became a CPT. Her passion for fitness led her to bodybuilding, then figure competition, and now she’s on her way to becoming WNBF/INBF Pro.


She’s passionate about connecting scientific research and everyday people trying to improve their health as a science-based fitness influencer. As a trusted source in the fitness industry, she provides evidence-based information and debunks myths. Sabrina empowers her audience to make smart decisions and take on transformative journeys.

Don’t forget to follow Sabrina on TikTok – you can find her on the platform as @beefcake_brina.

3. Jeff Nippard | @JeffNippard

Jeff Nippard is an expert in bodybuilding, strength training, and evidence-based practices in the fitness industry. Growing up in Canada, Jeff has been passionate about fitness and bodybuilding since a young age. Having a degree in biochemistry, Jeff has built a reputation for using evidence-based training methods.

Using his YouTube channel and social media platforms, Jeff shares his expertise with fitness enthusiasts, effectively bridging the gap between scientific research and real life. He breaks down complicated concepts into understandable, actionable advice in his content.

He stands out as a fitness influencer because he’s honest and transparent. As an expert on studies and peer-reviewed research, he can critically evaluate the industry’s latest trends, fads, and misconceptions. Jeff helps his audience navigate the overwhelming amount of fitness information and make informed training and nutrition decisions by debunking myths and providing evidence-based insights.

If you want to follow Jeff more closely, check out his Instagram @jeffnippard!

4. JPG Coaching | @jpgcoaching

JPG Coaching offers a comprehensive and holistic approach to coaching, incorporating strength training, functional fitness, nutrition, and mindset coaching. Science-based coaching is what JPG Coaching is all about. He incorporates evidence-based methods into his coaching strategies, staying at the forefront of industry research. He’s constantly learning and refining his skills to provide the best coaching.


As a fitness expert with a vision for transforming lives, JPG Coaching continues to innovate, grow, and empower people through evidence-based fitness advice and a commitment to people’s success to make a lasting impact on the fitness industry.

Follow JPG Coaching’s TikTok account, @jpgcoaching, where he posts all about fitness!

5. Ryan Jewers | @ryjewers

Physical fitness has been a passion of Ryan’s since he was a kid. Through his own experience, he saw firsthand how fitness can improve one’s mental and physical health. As a result of his own transformation, Ryan took control of his health and set out to inspire and empower others to do the same.


Ryan Jewers has significantly impacted the world of fitness and personal development. Ryan has gained a reputation as an influential fitness blogger thanks to his unwavering dedication to helping others reach their full potential.

Ryan is a lifelong learner and continues to expand his knowledge and expertise in fitness and personal development. He stays on top of the latest research, trends, and best practices to keep his content relevant and evidence-based.

Follow Ryan on TikTok at @ryjewers!

6. Joel Twinem | @tnutrition_fitness

Joel, AKA “TNF,” is a science-based fitness guru who debunks all the fitness myths that have been holding you back. His no-nonsense approach cuts through the hype and gets straight to the point.

TNF has a deep understanding of exercise physiology, nutrition, and fitness psychology. He stays up-to-date with the latest scientific studies and advancements in the field. TNF’s commitment to evidence-based information has made him the go-to guy for reliable and practical advice.

Be sure to follow TNF on TikTok at @t_nutrition_fitness to stay up-to-date on all things fitness!

Hit The Weights!

Staying up-to-date with the latest scientific research and evidence is crucial for achieving your health and fitness goals. The industry has been riddled with myths for far too long, but a few influential people are leading the charge to debunk them in 2023.

By following these influencers, you’ll gain valuable knowledge and a deeper understanding of your body, empowering you to make lasting lifestyle changes that support your overall well-being.

Share this

Read more from Influencer Marketing


Stay up to date with the latest marketing, social media tips, guides and news.


Location Map - The Influence Agency
Background Image

Connect With Us!

    Background Image
    The Influence Agency: Influencer Marketing Toronto