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Built By Science: Six-Week Muscle-Building Trainer

The body is a work of art. It's yours to create. Built by Science will teach you anatomy, biomechanics, and specific exercises so you can build a masterpiece physique.

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Access This and Over 50 Other Fitness Plans

Subscribe to All Access today to start following this and over 50 more expert-designed, gym-proven fitness plans for the low price of $8.99/month!


6 Weeks of Workouts

5 workouts per day / 45-60 min. workouts

Once you understand the power of your body, you can focus on building it. Follow this two-phase plan to build muscle the right way!


Learn Crucial Anatomy and Biomechanics

6 Videos / master instruction

To build your strongest possible body, you have to understand your body. Built by Science begins with six body part-specific video courses on muscular anatomy, skeletal anatomy, muscle function, and exercise application.


Nutrition for Building Muscle

Calorie guidelines / protein calculator

Don't guess when it comes to something as important as your nutrition. Use science as your ally and build lean mass that lasts!


Supplement Plan

Suggested supplements and timing

Wondering how to supp pre-workout, post-workout, between meals, and even before bed? This is everything you need to know.

Subscribe to Get the App

Join All Access today to unlock the app for this fitness plan, among many others, in the Apple and Google Play stores! You’ll be able to track your workouts, nail your nutrition plan, stock up on supps, and get fit on the go.

Testimonials for Built by Science

Built by Science has changed thousands of lives. Here's what those who followed it have to say.



Nothing I've done before has increased my strength gains like this program. And to top it off, the mass gain was great, too! This program is fantastic and I highly recommend it.



I've completed the P90X program and several CrossFit programs, but neither were a fun, educating, and challenging all-in-one package like this. Thank you Built by Science.



It was the perfect program for me as a beginner! The results are a LOT more than what I expected. I was hoping to get some strength to follow a more advanced plan later. But I actually gained a lot of strength, lost a lot of fat, and gained quite a bit of muscle. My physique has already changed noticeably.

Browse More Premium Plans

All Access includes full fitness plans that cover building muscle, losing fat, gaining strength, and so much more! Each plan includes workouts, nutrition info, supplement advice, and other tools. Check out our other plans today!

Start This Plan Today!

Subscribe now to start this fitness plan, and over 50 more inside All Access, for only $8.99/month. All Access plans include videos, daily workouts, meal plans, supplement guides, and so much more! Most of the plans also include iOS and Android apps.