Move better.
Feel better.
Stay better.
Personalized chiropractic, rehabilitation, and functional health for people who want more than a quick fix.
POWELL, TN ・ SERVING KNOXVILLE AND EAST TENNESSEE
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Care for Knoxville & Powell, TN
You're in the right place if...
You know something needs to change, but you're ready for more than another temporary fix.
Your body is holding you back.
You're dealing with recurring back or neck pain, stubborn injuries, restricted movement, or trouble getting back to the activities you love.
Chiropractic & RehabYou want to understand the bigger picture.
You're looking for personalized guidance around nutrition, lifestyle, lab results, or the factors influencing how you feel day to day.
Functional HealthA different approach to health
More than symptom management. A plan built around you.
At Main Health Collective in Powell, we bring chiropractic care, movement-based rehabilitation, and functional health consulting together to help you better understand your health and take meaningful steps toward feeling better.
No cookie-cutter protocols. No rushing you through a five-minute appointment. Just thoughtful care, clear explanations, and a plan shaped around your goals.
Cash-pay care. No insurance billing, no rushed visits, clear pricing up front.
Listen first.
We take the time to hear your story, understand your concerns, and learn how your symptoms affect your daily life, health, and goals.
Find the why.
Through a detailed assessment and, when appropriate, further testing, we look for factors that may be contributing to your symptoms and limiting your progress.
Build your plan.
Your care should fit you, not a template. We build an individualized plan around your needs, goals, and lifestyle, then adjust it as you progress.
Chiropractic, rehab & functional health in Powell, TN
Care built around your goals.
Personalized care that looks beyond symptoms to help you move better, feel better, and build lasting health.
MOVEMENT & REHABILITATION
Chiropractic Care
Hands-on care tailored to your symptoms, mobility, and goals. More than an adjustment, your treatment is built around what helps you move and feel better.
Explore serviceFunctional Rehabilitation
Targeted movement, mobility, and strength work to address limitations, build capacity, and help you get back to the activities that matter.
Explore serviceSoft Tissue Therapy
Individualized manual techniques to address muscle tension, improve mobility, and complement your active rehabilitation plan.
Explore serviceDry Needling
A targeted treatment option that may help manage muscular pain and sensitivity as part of a broader plan to restore comfortable movement.
Explore serviceSports Chiropractic & Performance
Movement assessment, injury rehabilitation, and performance-focused care to help athletes stay active, build resilience, and perform at their best.
Explore serviceFUNCTIONAL HEALTH & WELLNESS
Functional Health Consulting
A personalized look at your health history, nutrition, lifestyle, sleep, stress, and symptoms to help connect the dots and build a practical plan around your goals.
Explore serviceFunctional Lab Analysis
Understand your lab results in the context of your symptoms, health history, and goals. Testing is considered when appropriate, not ordered by default.
Explore serviceNutritional & Herbal Supplementation
Targeted recommendations informed by your needs, dietary patterns, and relevant lab findings. No generic protocols or supplements without a reason.
Explore serviceYour care team in Powell / Knoxville
The people behind your care
Dr. Zach Main, DC
Chiropractic Physician, Clinic Director
Originally from Canada, Dr. Zach earned his B.S. in Medical Sciences from Brock University before completing his Doctor of Chiropractic Medicine at National University of Health Sciences. His approach combines hands-on care, movement-based rehabilitation and individualized treatment to help people move better and get back to what they love. He has additional training in Dynamic Neuromuscular Stabilization (DNS), the McKenzie Method, dry needling and specialized hip, knee and shoulder rehabilitation techniques.
Dr. Marissa Campos, ND
Naturopathic Doctor, Functional Health Consultant
Dr. Marissa earned her Doctor of Naturopathic Medicine (ND) degree from National University of Health Sciences. She takes a personalized approach to functional health, helping people better understand their health and take meaningful steps toward feeling their best. Her work brings together functional lab analysis, nutrition, herbal supplementation and lifestyle guidance to support overall well-being and long-term health. She focuses on looking beyond the surface and creating thoughtful, individualized recommendations that fit each person's needs and goals.
Patient experiences
Care that makes a difference.
Thoughtful care starts with listening. Here's what patients across Knoxville have shared about their experience with Main Health Collective.
“In just three visits, I’ve already experienced substantial relief. Zach is thoughtful, thorough, and clearly knows his way around the human body. I especially appreciate his ability to investigate, connect the dots, and explain what he’s finding.
Whether you’re dealing with a soft tissue issue, a skeletal concern, or simply know something isn’t right but can’t quite put your finger on it, I highly recommend making an appointment with Zach. I’m certainly glad I did!”
“It was my first time going to a chiropractor, and I honestly couldn’t be happier with my experience! The visit helped me out so much, and I’m so glad I decided to give it a try. Everyone was so welcoming and made me feel comfortable. I’ll definitely be back!”
“Dr. Marissa genuinely listened to and understood my concerns, which is something that feels rare these days. I’m very grateful for the care she provided throughout my time as her patient. I highly recommend Dr. Marissa!”
Considering getting started?
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Your next step
You don't have to figure it out alone.
Tell us what you've been dealing with, what you've already tried, and what you'd like to get back to. We'll help you figure out whether Main Health Collective in Powell is the right fit.
No pressure. Just a conversation about your goals.