Stop Feeling Foggy, Tired, and Stuck

Start Living—and Looking—Like Your Best Self

The 4Core System, developed by OneSite Wellness, helps you break free from fatigue, brain fog, and stubborn weight gain—so you can reclaim your energy, clarity, and confidence.

Trusted by busy professionals who don't settle for "normal" aging

You Feel Yourself Slipping—and You’re Not Sure How to Stop It

You’re more tired than you should be—slower to get going, and quicker to burn out. You’re showing up for work, family, and life—but not as your sharp, motivated self.

You drag through the day, relying on caffeine just to function. That extra weight won’t budge, and it’s starting to chip away at your confidence. You forget small things, lose your edge in conversations, and snap more easily at the people you love. Sex drive? Motivation? That inner fire you used to count on? It’s flickering—and your having creeping doubts about your future health.

The Good News: It’s not just stress. It’s not just aging. Your body is signaling something deeper—and the right approach can help you take back control.

Take Back Control—With a Plan Built for You

We understand how frustrating it is to be told you’re “fine” when your body says otherwise. You’ve done the diets, tried the workouts, maybe even followed your doctor’s advice—but still feel stuck, tired, and off. Your body knows what it needs. We help you listen.

At 4Core, we don’t guess—we test, track, and build a personalized strategy around you. We’ve helped hundreds of busy professionals take full control of their health, energy, and longevity. Our proven 4-pillar system targets the causes behind YOUR fatigue, weight gain, and hormonal imbalances—uncovering what others miss and delivering real results.

We can do the same for you.

Advanced testing + Connecting the dots + Data-driven plan = Lasting results

Uncover What Traditional Tests Overlook

Comprehensive lab testing reveals the imbalances others miss—so you understand what’s really behind your fatigue, mood shifts, or weight gain.

You get clarity and validation, which means you stop guessing and start healing with confidence.

Your Health Story, Finally Explained

We turn your symptoms, history, and goals into a personalized narrative—so you know exactly where you are, how you got here, and where to go next.

You feel seen and understood, and finally have direction and control over your health.

Turn Health Into a Game You Can Win

Our health tracking wearables deliver real-time data to you and our team—giving instant feedback on your daily choices.

By gamifying your health journey, we help you stay consistent, motivated, and finally see results that last.

Your 3-Step Path to Clarity, Control, and Lasting Results

Step 01

Schedule Your Free Discovery Call

We’ll talk through your goals, challenges, and what you’ve already tried—so we can both decide if 4Core is the right fit. Even if you don’t move forward, you’ll leave with greater clarity and a clear direction.

Step 02

Your 4Core Optimization Plan

We run 63+ advanced labs to assess your hormones, metabolic function, nutrient status, gut health, and inflammation.

Then, we connect those insights to clearly show where you are, how you got here, and what to do next.

Then build your custom plan including tailored supplements, prescriptions, nutrition and fitness strategies—plus wearable tech for real-time feedback and daily support.

Step 03

Step Into Your New Normal

This is where the shift happens. With expert coaching, regular lab reviews, and a plan that evolves with you, you’ll start seeing meaningful progress—more energy, better sleep, sustainable weight loss, stronger workouts, and sharper focus.
You’re not just getting healthier. You’re becoming the version of yourself that was always possible.

What our clients are saying...

It's a total "WOW" experience!

I’m blown away by everyone and everything here.  The care and attention are top-notch, and the way they share information is super professional.

Paul G.

Surgery Avoided!

I was scheduled for surgery on my toe due to debilitating pain.  I was following my doctors advice, taking my medicine, nothing was working.  Plus I was struggling with poor sleep, low energy and couldn’t lose weight.  In just 2 months I was able to cancel my surgery, my sex drive was back and my pants were a lot looser! Now I’m working out getting things accomplished and feeling good about myself again!

Neil C.

Best Investment Ever!

After just a few months with OneSite Wellness, I feel like a completely new person.  I’ve lost weight, eased my hormonal symptoms, and tackled health issues like my diabetes risk.  I’m excited to keep working with the awesome team at OneSite!

Shannon C.

Note on Privacy: To respect client confidentiality, we do not publicly share names or photos. However, many of our clients are happy to speak privately with individuals considering our services.

The 4Core System: Four Distinct Systems. One Complete Solution.

Each Core targets a critical area of health: Hormone Optimization, Metabolic Flexibility, Gut Health, and Lifestyle Medicine.

Together, they cover every major factor influencing how you feel, age, and perform—so you understand what’s really driving your symptoms and how to fix them for good.

🧬 Comprehensive Lab Testing (63+ biomarkers)

Reveals hidden hormonal imbalances, metabolic dysfunction, gut health issues, nutrient deficiencies, and inflammation that traditional labs often miss.

This is how we uncover the root causes that have been overlooked—giving you real answers and a clear direction.

📝 Functional Health Biograpy

A comprehensive, story-driven narrative that weaves together your symptoms, health history, and lab results—clarifying where you are, how you got here, and your personalized path forward.

Finally see the full picture of your health—and what it takes to feel your best again.

🧍 Precision Body Comp & Cellular Health Scan

We use Bioimpedance Spectroscopy (BIS)—the most advanced, noninvasive method to analyze your body’s fluid balance, muscle mass, fat mass, and cellular function.

You’ll finally know what your body is really made of—and how it’s responding to your plan.

🌬️ Metabolic Blueprint

Our advanced breath analysis helps us tailor your nutrition, workouts, and recovery plan to your unique metabolism—so you can lose fat, boost energy, and perform at your best.

This is how we personalize your path to fat loss and metabolic flexibility—guided by science, not guesswork.

🥗 Custom Nutrition & Exercise Plan

Tailored strategies for food and fitness, designed around your labs, lifestyle, and goals—with flexibility for your real life.

This is how you shed stubborn weight, gain strength, and build habits that actually stick.

🤝 Data Driven Coaching

Our custom tech integrates data like sleep, stress, glucose, and recovery into one powerful dashboard.

It shows you exactly how your choices are impacting your health—so you can stay motivated, course-correct quickly, and see real progress over time.

Frequently Asked Questions

What’s more expensive—investing in your health now, or paying for disease, medications, and missed potential later?

We offer HSA/FSA eligibility and 12-month, same-as-cash financing to make this accessible. Our clients see this as the most important investment they’ll ever make—in their energy, clarity, performance, and longevity.

That’s exactly why we built this system. We work with busy, high-performing people who don’t have time to waste.

Everything is designed for efficiency and clarity—from virtual coaching to wearable integration. You don’t need more time—you need a plan that works with the time you already have.

Because we don’t guess—and we don’t do cookie-cutter care.
We use advanced diagnostics, functional testing, and real-time data to uncover what’s actually holding you back—and build a strategy that evolves with you.

Equally important, we turn your health into a game you can win.
With wearable tech and instant feedback, you’ll see how your daily choices impact your body—making it easier to stay consistent, motivated, and in control.

If other programs didn’t work, it’s because you were missing the root-cause insights and a system designed to keep you on track. That’s exactly what we deliver.

If it were just about willpower, you would’ve figured it out by now. 

This isn’t about working harder—it’s about working smarter. You need better data, expert guidance, and a system that’s tailored to your biology, not a generic plan off the internet.

You don’t wait for your engine to seize before changing the oil. 

You may not be sick—but that doesn’t mean you’re thriving. Our clients want to stay sharp, energized, and in control for decades to come. That’s what health optimization is all about.

That’s exactly why we include 1:1 coaching, habit tracking, and real-time feedback.

You’re not doing this alone—we’ve built accountability and support into every layer of the program, so consistency becomes inevitable, not optional.

Are you ready to get started?

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