Exploring N-Acetylcysteine as a treatment for chronic fatigue syndrome

Mechanistic Assessment of N-Acetylcysteine as an Antioxidant Therapy for Myalgic Encephalomyelitis/Chronic Fatigue Syndrome (ME/CFS) Through Dose Response and Treatment Target Engagement

NIH-funded research Weill Medical Coll of Cornell Univ · NIH-10821379

This study is looking at whether a supplement called N-acetylcysteine (NAC) can help people with Myalgic Encephalomyelitis/Chronic Fatigue Syndrome (ME/CFS) feel better by boosting a natural antioxidant in the body, and participants will either get NAC or a placebo to see how it affects their fatigue and overall health.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionWeill Medical Coll of Cornell Univ NIH-funded
Lab location1 site (New York, United States)
Project IDNIH-10821379 on NIH RePORTER

What this research studies

This research investigates the potential of N-acetylcysteine (NAC), a dietary supplement, as a treatment for Myalgic Encephalomyelitis/Chronic Fatigue Syndrome (ME/CFS). The study aims to understand how NAC can help restore levels of glutathione, a key antioxidant in the body, which may alleviate symptoms of fatigue and improve overall health in patients with ME/CFS. Participants will receive either NAC or a placebo in a double-blind setup, allowing researchers to assess the effectiveness of NAC in reducing oxidative stress and improving symptoms. The research will also measure changes in brain chemistry and other biological markers to evaluate the treatment's impact.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals diagnosed with Myalgic Encephalomyelitis/Chronic Fatigue Syndrome who experience severe fatigue and related symptoms.

Not a fit: Patients with other chronic illnesses or those not diagnosed with ME/CFS may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could provide a new therapeutic option for patients suffering from ME/CFS, potentially improving their quality of life.

How similar studies have performed: Preliminary findings from earlier studies suggest that NAC may effectively improve symptoms in ME/CFS patients, indicating a promising avenue for further exploration.

Where this research is happening

New York, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.