The Science

JYM Supplement Science leads the industry with its principled stances on label transparency, quality ingredients, and effective ingredient amounts, leading competitors to abandon deceptive practices and establishing a new paradigm in sports nutrition and supplementation.

Look great inside the gym and out with JYM shirts, tanks, and hats

Listen to the JYM LYFE Podcast for a special look inside the brand.

From the people
From the people
Have help us in making our body right and back on track with the help of JYM Suppliments
— Golds Gym
From the people
Have help us in making our body right and back on track with the help of JYM Suppliments
— Gold GYM

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About Dr. Jim Stoppani

From his days at UCONN and Yale to his tenure as Senior Science Editor at Muscle & Fitness and beyond, Jim Stoppani has taught millions how to successfully change their lives for the better through fitness.

What is JYM Supplement Science?

Learn about JYM's mission to deliver quality ingredient combinations in effective amounts to optimize your nutrition, health, and overall results.

JimStoppani.com – The Ultimate Guide to Your Goals

Let Jim Stoppani be your personal trainer with hundreds of workout programs, custom meal plans, articles, videos, and more.