Stay Fit This Summer
It’s simple. Replace one meal each day with a nutrient-packed meal replacement shake.
This 7-day journey will help you shed the extra pounds and catapult you into optimal health.
Leading people on a pathway to
True Healing
Discover the Health You Were Created to Enjoy
True Healing
Starts Here
We help people overcome self-imposed health challenges and break free from unnecessary medications through a whole-person, results-driven approach.
Changing Lives
22+ Years
Happy Patients
50K+
Online Reach
10M+
50K+
Happy Patients
10M+
Online Reach
7+
Books Written
The Original
Bio-Hackers
Drs. Mark Sherwood, ND, and Michele Neil-Sherwood, DO, are the powerhouse team behind Tulsa's Functional Medical Institute. Best-selling authors, national TV personalities, and filmmakers, they've inspired millions with their dynamic message of true healing.
Their mission? To empower you to overcome health challenges and break free from unnecessary medications through a comprehensive, results-driven approach that treats the whole person — body, mind, and spirit.
BioTE Certified
IFM Practitioner
Three Pathways to
Transform Your Health
Whether you need hands-on care, premium supplements, or inspiring content — we've got you covered.
Our Clinic
Experience personalized functional medicine at the Functional Medical Institute. In-person or telehealth — your path to optimal health starts here.
- Comprehensive health assessments
- Personalized treatment plans
- Telehealth appointments available
Our Products
Kingdom Fuel and our complete line of doctor-formulated supplements designed to honor and nourish your body.
- Doctor-formulated supplements
- Kingdom Fuel meal replacement
- DNA testing & health plans
Our Media
Weekly TV show, podcast episodes, best-selling books, and amazing films — inspiration to fuel your health journey.
- Living Your Wellness Life TV show
- 7+ best-selling books
- Award-winning Films
Authentic Longevity
Unlocking Lifelong Vitality the Sherwood Way
Discover the proven principles that have helped thousands reclaim their health, restore their energy, and rewrite their future. This isn't just another health book — it's your blueprint for true transformation, written by doctors who've lived it.
What Our Patients Say
"If you're looking for positive change in your health, I recommend Kingdom Fuel. A complete meal replacement, or a boost for your workouts. I enjoy it, and hope you'll give it a try!"
"I've enjoyed Kingdom Fuel all season, and highly recommend this healthy shake!"
"Dr Sherwood and staff take time to clearly explain everything affecting your health journey. Everyone is intentional about making sure you understand and are comfortable."
"I feel very fortunate to have Mark and Michele's expertise. This is not your typical doctor's office that simply wants to give you a pill. Down 25 pounds and counting!"
"I have learned so much to improve my health journey and feel better than I have in years. They were able to tell me exactly what my body needed after getting bloodwork results."
"The entire office is professional and very nice. I would highly recommend FMI to anyone that is trying to maximize their health and live longer."
Hope, Health &
Freedom
Join us weekly for inspiring conversations, practical health tips, and the tools you need to live your healthiest, most vibrant life. Available on all major platforms.
500+
Episodes
10M+
Total Views
