WellTheory is dedicated to providing personalized autoimmune care designed by autoimmune patients for autoimmune patients. The company's mission is rooted in empathy and understanding, with a care team made up of individuals who share the lived experience of autoimmune and chronic illness. This approach ensures sustainable healing through nutrition, lifestyle coaching, and ongoing personalized support.

WellTheory offers expert-led 1-on-1 coaching with unlimited messaging to create whole-body care plans, focusing on diet, stress relief, sleep improvement, and other lifestyle modifications. They provide long-term nutrition and lifestyle plans that evolve based on individual root causes and changing needs. The program includes access to advanced lab testing and a supportive community, all backed by clinicians dedicated to autoimmune diseases. WellTheory supports over 100 autoimmune and inflammatory conditions, aiming to improve patients' quality of life and reduce symptoms effectively.