Achieve Effective Weight Loss & Sustainable Nutrition

Lose weight, Gain Confidence, & Live healthier: Maintainable Fitness & Functional Nutrition For Adults 40+, 50+, 60+ in St. Louis, Missouri

Call for a consultation at 314-305-0719

Achieve Your Health & Fitness Goals with Sustainable, Personalized Coaching

Making lifestyle changes can feel overwhelming, especially with so much conflicting nutrition advice and restrictive diets. Many people try new diets, cut out carbs, or give up their favorite foods, only to feel stressed and stuck.

At Against the Grain STL, your trusted St. Louis personal trainer and nutrition coach, we offer a better way. You don’t need to feel anxious at the gym or give up the foods you love. We provide personalized coaching to help you address health concerns, fit into your favorite jeans, and confidently hit the weight room, no matter where you are in your journey.

Our mission is to help you achieve sustainable health and fitness goals. We don’t believe in a one-size-fits-all approach. Instead, we adapt our methods to your unique needs. We specialize in helping older adults lose weight, build strength, and boost confidence. Your life isn’t over in your 40s, 50s, or 60s plus. We empower you to reach your full potential, whether it’s hiking, lifting heavier weights, completing a bike race, or finally feeling comfortable in your own skin.

Ready to start your transformation? Contact our St. Louis team today and let’s create a plan that works for you.

About Us

Meet Javier Mariano, Your Expert Personal Trainer & Functional Nutrition Coach

I am an experienced functional nutrition coach and personal trainer, passionate about helping people feel their best through thoughtful food choices and purposeful physical activity. Having lost several family members to preventable diseases, I am deeply committed to supporting others in making sustainable lifestyle changes that prevent similar health struggles.

Over the years, I’ve helped clients lose hundreds of pounds, regain their energy and confidence, and reconnect with the life they’ve always wanted. My approach focuses on sustainable weight loss while keeping your personal goals and priorities at the center. I provide the tools, guidance, and motivation needed to achieve lasting results and live a vibrant, fulfilling life.

I am an AADP Board Certified Health Coach specializing in weight loss, a Holistic Health Practitioner, a graduate of the Institute for Integrative Nutrition, a Culinary Arts graduate, and I have over a decade of experience as a Personal Trainer.