- Board Certified Health Coach · Nutrition Coach · Personal Trainer
Javier Mariano
“Health is not a luxury. It is the foundation on which everything else in your life is built — and it deserves the same commitment you give to everything else that matters.”
Javier Mariano has spent nearly 17 years helping people transform their health through evidence-based coaching, precision nutrition, and sustainable lifestyle change. His approach is holistic, his standards are high, and his results speak for themselves.
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Client Served
- The Mission
GOING AGAINST THE GRAIN.
Against the Grain STL was built on a simple but powerful premise: that the conventional approach to health — quick fixes, fad diets, extreme programs — doesn’t work. It never has. And the people who pay the highest price are the ones who deserved better guidance from the start.
“Going against the grain means refusing to accept the status quo. It means choosing evidence over trends, sustainability over shortcuts, and results over promises.”
Every program Javier builds is designed to work long term — not just for a season, but for life. That philosophy has guided every client relationship since 2008, and it is the foundation of everything Against the Grain STL stands for.
Evidence Over Trends
Every recommendation is grounded in science — not what’s popular, profitable, or convenient. If it doesn’t work long term, it doesn’t belong in your program.
Holistic by Design
True health is not one-dimensional. Nutrition, movement, hormones, sleep, stress — every factor is considered, because every factor affects your results.
Results That Last
Short-term results are easy to manufacture. Lasting transformation requires a different approach — one built on education, habit change, and real accountability.
Accountability That Works
Coaching means being in it with you — not handing you a plan and stepping away. Javier is present, responsive, and invested in your outcome at every stage.
Education First
No fad diets or shortcuts—just evidence-informed nutrition, training, and lifestyle coaching.
Personalized. Always.
Train in St. Louis or anywhere through online coaching with continuous guidance and accountability.
- Client Testimonials
Why people love my mission
Every testimonial is shared voluntarily and anonymously. These are real words from real people who took the brave step toward healing.
Take The First Step Today
Book your free 20-minute call and let’s talk about what’s possible for you. No obligation. No pressure.