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Primary Location

4122 Keaton Crossing Blvd. Suite 105

O'Fallon, MO 63368 US


For more information, send us an email or call us at 636-887-3400.

Welcome to Dynamic Life Chiropractic
Your O'Fallon Chiropractor


For more information or to schedule an appointment with our O'Fallon chiropractor, call 636-887-3400 today!

Dr. Kristin Gaines Porlier is a chiropractor serving O'Fallon and the surrounding communities. Our chiropractor and the rest of the friendly team at Dynamic Life Chiropractic are dedicated to chiropractic solutions to target your unique needs, whether you are suffering from back pain, neck pain, headaches, or even just plain old muscular tightness and tension. You may need pain relief after suffering an accident, experiencing an injury, or if you have a specific condition such as chronic back pain or a spinal condition; even if you just want to improve your overall health, our chiropractor can help you achieve your wellness goals! Please visit the testimonials page to see what our patients are saying about our O'Fallon chiropractor and getting regular chiropractic treatments.

At your first visit to Dynamic Life Chiropractic, Dr. Kristin Gaines Porlier will explain the science behind how chiropractic care works, and give you a full evaluation to see if chiropractic care is right for you. If there is a good fit, we can develop a plan of chiropractic care that is specific to your condition and health goals.

If you are new to seeing a chiropractor and want to find out more, please  or call 636-887-3400 to receive personalized answers to your questions from our friendly team. We also welcome referrals, so we invite you to share our chiropractic and wellness information with your friends and loved ones.

If you would like to stay informed about modern chiropractic care or if you want to start receiving free articles about health and wellness news, please subscribe to our bi-weekly newsletter, even if you are not a patient. Once you are subscribed, you will be able to explore our member wellness section and take advantage of our animated exercise videos, wellness articles, and other resources. 

"Observational study found that low back pain patients receiving chiropractic care, which typically includes spinal manipulation, are more satisfied than those receiving medical care." -New England Journal of Medicine

Dr. Kristin Gaines Porlier
O'Fallon Chiropractor | Dynamic Life Chiropractic | 636-887-3400

4122 Keaton Crossing Blvd. Suite 105
O'Fallon, MO 63368

Meet Our Doctor

  • Dr. Kristin Gaines Porlier D.C.

    A long time member of the community and former Lake St. Louis water ski team member, Dr. Kristin Gaines Porlier is an August 2009 graduate of Logan College of Chiropractic, with a Bachelor’s degree in Life Science and a Doctorate of Chiropractic degree.

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Reviews By Our Satisfied Patients

  • "Dr. Kristin is a miracle worker. My life has changed dramatically since my first adjustment. I am off ALL medications and no more headaches. My entire family is healthier."
    Amy R
  • "I used to have to monitor everything I ate because of my acid reflux. Now I can have anything I want with no issues after eating! Dr. Porlier not only takes care of me but also my family. My son no longer struggles with constipation. Chiropractic is a healthier way to live. I used to rely on so many medications, now we get adjusted and live a medicine free life. Dr. Porlier and her staff are so friendly and explain everything so you understand what's going on. I have many referrals and will keep sending them!"
    Adrienne S.

Featured Articles

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  • Proper Overindulgence Over the Holidays

    Proper Overindulgence Over The Holidays The term "overindulgence" is probably best assessed as a red flag, especially with respect to consistent overconsumption of high-calorie comfort food and desserts during the holiday season. An overall healthier perspective could be described as "indulgence" regarding ...

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  • The 5 Senses

    The 5 Senses The five senses, that is, the sense of sight, touch, hearing, taste, and smell, provide us with necessary information regarding the world around us.1 These precious capabilities enable us to navigate our environment with seemingly instantaneous feedback with reference to our actions and ...

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  • The Benefits of Sleep for Adults

    Obtaining sufficient restful sleep is an essential requirement for optimal human productivity. Such a practice is a key component of a healthy lifestyle, which includes a nutritious diet, regular vigorous exercise, and a positive mental attitude. How much sleep one needs varies from person to person. ...

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  • Back to School and Mental Wellness

    Summer is a subjectively fleeting season and school days are upon us once again. For children, this bittersweet time marks the completion of a period of relative freedom and the beginning of a new set of responsibilities. For adults, the onset of late summer and early fall signals yet another turn of ...

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  • Repetitive Motion Injuries

    A repetitive motion injury (or overuse injury) involves doing an action over and over again, as with a baseball pitcher throwing a baseball, a tennis player hitting a tennis ball, typing at a computer keyboard, and most notoriously, typing with your thumbs on the tiny keypad of your phone. It may be ...

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  • Left-Handers Day

    Left-Handers Day Left-Handers Day, celebrated on August 15th, was launched in 1992 by the Left-Handers Club, an organization based in the United Kingdom. Since then, Left-Handers Day has become a worldwide event and social media phenomenon. Around the world, approximately one in ten persons is left-handed. ...

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  • Peak Experiences

    Peak Experiences The American philosopher and naturalist Henry David Thoreau roamed far and wide over the hills and mountains of his native Massachusetts and neighboring New Hampshire. In his masterwork, "Walden," Thoreau famously stated that we must "reawaken and keep ourselves awake, not by mechanical ...

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  • Dynamic Warm-ups

    In a common occurrence, you bend over to pick up the pencil you inadvertently dropped on the floor. Or you bend over to pick up the soap bar that has slipped through your fingers in the shower. Or you bend over to lift a bag of groceries out of your automobile trunk. These are all daily events. But on ...

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  • Summer Sports

    Summer Sports In the summertime, everyone's thoughts turn to the outdoors. We want to get out in the sun and have some fun. Some people do exercise outdoors, such as running, walking, and biking, all year long regardless of the weather.1 For others, summer's warmer temperatures make activity outside ...

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Office Hours

Our Regular Schedule


9:00 am-12:30 pm


1:30 pm-6:00 pm


9:00 am-12:30 pm


1:30 pm-6:00 pm


9:00 am-11:30 am