I Think I Have Mito. Now What?

We’ve gathered all the basic information in one place, including educational resources, diagnosis information, clinical trial information, and more. Get Started

Need Support on your Journey with Mito?

Call 1-888-MITO-411 to speak with an experienced volunteer, or check out our Events Calendar for upcoming support group meetings.

Are You a Patient with MELAS or Caring for a Patient with MELAS?

We need to hear from you! Please take a 15 minute survey to help us capture the lived experiences, challenges, and priorities of those directly affected by MELAS. The insights you share will shape the upcoming Externally-Led Patient-Focused Drug Development (PFDD) Meeting held on February 10, 2026.
Take the Survey

Walk for Mito!

MitoAction Energy Walks play an important role in the impactful programs and services MitoAction provides. To date, MitoAction Energy Walks have raised over $1.2 million to help support mito patients and families! Join us at one of our four walks in 2025 and walk for mito!
Learn More and Find a Walk Near You

Finally, an App for Mitochondrial Disease!

MyMito is app designed to help you or someone you care for manage mito. It’s the first and only HIPAA-compliant digital health platform designed for managing life with mito!
Learn More

Welcome to MitoAction

MitoAction’s mission is to improve the quality of life for children, adults, and families living with mitochondrial disease through support, education, outreach, advocacy, clinical research initiatives and by granting wishes for children affected by mitochondrial disease. We strive to make a measurable impact in the lives of those who are affected by mitochondrial disease.