About Us

Premier Midwestern Health & Fitness Retreat Ranch

Detox Oasis is a full service fitness, cleanse and weight loss center located on a rustic, family-owned ranch in the rolling hills of Southern Indiana. Detox Oasis retreats offer clients a private, focused, and expertly supervised opportunity to address immediate weight and fitness challenges and start to make lasting, healthy lifestyle changes. Making healthier food choices and following a regular exercise routine can help improve mood, revitalize energy and help you steer clear of developing possible addictions.

Reclaim your vitality at Detox Oasis. Our immersive ranch retreats combine expert-led fitness with structured cleansing to help you achieve measurable results and kickstart a lifelong wellness journey.

Our Story

Our retreats are located on the Marshall’s private family farm, Elk Ridge Ranch in the Hoosier National Forest near French Lick, Indiana. French Lick is well-known for it’s two historic hotels with world class spas and mineral waters. Cleansing retreats “sprung up” in French Lick around the turn of the century. Our location is about 110 miles from Indianapolis, International Airport (IND) and Louisville Airport (SDF).

Located on the Marshall family’s private Elk Ridge Ranch, our retreats are nestled within the scenic Hoosier National Forest near French Lick, Indiana. This historic region is famous for its natural mineral waters and world-class spas, providing the perfect, serene backdrop for your fitness and cleansing journey.

Meet Our Team Members

Our expert team provides personalized care and professional wellness coaching to help you achieve lasting results.

Dave Marshall

Owner and Founder

Dave founded the retreat alongside Wendy to continue a lifelong interest in personal fitness. Originally from Oregon, Read more…

Wendy Henry Marshall

Owner, Manager, CPT, Yoga Instructor

Wendy partnered with founder and husband, Dave Marshall, to launch the retreat in 2006 and has been actively involved in Detox Read more…

Johnathan Srygler

Guest Fitness Coach

Johnathan, our guest fitness coach has worked with us for several years and is always praised for his upbeat, positive and friendly Read more…

Phillip Bibb

Guest Yoga Instructor

Phillip is a veteran of the United States Marine Corps and started his career in health and wellness after he was honorably Read more…

Andrea Connolly

Healing Touch & Reiki Practitioner
Andrea has been leading yoga classes and performing massage therapy at the retreats since 2008. She’s a remarkable Read more…

Hannah Flynn

Guest Massage Therapist

Hannah is a Certified Massage Therapist by the National Board for Therapeutic Massage and Bodywork and the state of Read more…

Your Daily Fitness Schedule at a Glance

A simple overview of your daily fitness routine, highlighting workout sessions, recovery periods, and wellness activities to keep you active, balanced, and on track.