logo builtwithscience
ABOUT

INTRODUCING BWS +

The Worldā€™s 
Smartest
Fitness Coach

Losing Fat & Building Muscle Has Never Been Easier.
TRY BWS+ RISK-FREE

Backed By Science ā€“ Loved By Millions

200,000+ Transformations

6.9M+ Youtube Subscribers

$100,000+ Funded To Research

Menshealth
Womens-Fitness
ktla5
yahoo
Menshealth
Womens-Fitness
ktla5
yahoo

BWS+ Works For All Body Types

Dylan R.

Christen M.

Mateus H.

A Deeply Personalized Experience

Smart Assessment

Take the quiz to analyze your fitness level, goals, and lifestyle.

Personalized Focus

Get a plan that targets your specific weight goals and muscle groups.

Adaptive Coaching

Crush your goals with a coach that learns and evolves with you.

SCIENCE MEETS COACHING

The fitness world is full of quick-fix solutions, but science-based training is what actually works. Thatā€™s why over 200,000 people have transformed their bodies with BWS programs.

For years, Iā€™ve been determined to create something truly groundbreakingā€”something that:

  • Tells you exactly how much weight to lift each week
  • Adjusts your plan when you hit a plateau
  • Offers personalized diet recommendations

Iā€™m excited to introduce BWS+

A game-changing, personalized fitness program and built-in coach. Itā€™s packed with the latest science, offering you the guidance and support you need to build the body youā€™ve always wanted.

If you want an effective and sustainable approach 
to fitness and nutrition, youā€™ll get it here.
TRY BWS+ RISK-FREE

Finally Stay Consistent with 
Your Smart Coach

Brand new workouts, personalized nutrition coaching, easy tracking, and much more ā€“ so you can focus on crushing your workout, not on tracking it.
Get started now

BUILT BY EXPERTS YOU CAN ACTUALLY TRUST

Jeremy Ethier

  • Founder of Built With Science
  • Kinesiologist And Certified Trainer (NASM, FMS, PPSC)
  • Fitness Researcher
  • Trusted by Over 7 Million ā€ØYouTube Subscriber

Dr. Eric Trexler

  • PhD in Human Movement Science
  • Published over 80 peer-reviewed research papers
  • Researcher at Duke University specializing in health and metabolism
  • Certified Trainer (CSCS) and Pro Natural Bodybuilder

Kelly McKinnon

  • Masters in Exercise Science
  • Registered Dietitian & Certified Specialist in Sports Dietetics (CSSD)
  • Certified Trainer (LD, CPT, CF-L1)

 Transformations And Counting...

Jesse K.

Results that last a lifetime.
Iā€™ve never felt better. The combination of structure and flexibility made it easy to stay consistent and see lasting results.

Tamara M.

Over 34 pounds down and more confident than ever!
I went from struggling with body image to loving how I look and feel. This program is literally like having a personal trainer in your pocket.

Dominic M.

Leaner, more muscular,
and pain-free.
I had tried and failed with many fitness routines in the past. Built With Science finally gave me the structure and consistency I need to achieve real, lasting results.

BE THE NEXT SUCCESS STORY! 

BWS+ has everything you need to start your
transformation today.
TRY BWS+ RISK-FREE
Sorry, your browser does not support inline SVG.