Daily ergothioneine supplementation for people with kidney failure on dialysis
Official title: Repletion of Ergothioneine in Patients With Kidney Failure
Run by Stanford University · NCT06487546 · Data updated 2026-11-12
This trial tests whether a daily ergothioneine pill can restore blood ergothioneine levels in people with kidney failure who receive dialysis.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 28 (estimated) |
| Sponsor | Stanford University Academic / other |
| Locations | 1 site (Palo Alto, California) |
| Status | Recruiting |
| Started | April 1, 2025 |
| Main results expected | April 2029 |
| Study ends | December 2030 |
| Registry record updated | April 1, 2026 |
| Trial ID | NCT06487546 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Adults with kidney failure who are receiving hemodialysis or peritoneal dialysis, not taking ergothioneine supplements, and without a blood transfusion in the prior 90 days are ideal candidates.
✕Probably not a fit
People not on dialysis, those already taking ergothioneine supplements, or those who had a blood transfusion within 90 days are unlikely to benefit from this trial.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
People with kidney failure who receive hemodialysis or peritoneal dialysis will be enrolled and given either a daily ergothioneine supplement or a matching placebo. Blood ergothioneine levels will be measured over the treatment period to see whether supplementation replenishes circulating levels. Participants who recently had a blood transfusion or who already take ergothioneine-containing supplements are excluded. The intervention is administered at a single site in Palo Alto, and safety and tolerability will also be monitored.
Why it matters
Potential benefit: If successful, the supplement could restore ergothioneine levels in dialysis patients, which might help protect cells from oxidative damage and related complications.
How similar studies have gone: Ergothioneine supplementation is a relatively novel approach with limited clinical trial data in dialysis patients, though preclinical and observational studies suggest possible antioxidant benefits.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * kidney failure receiving hemodialysis or peritoneal dialysis Exclusion Criteria: * blood transfusion within 90 days * taking supplements which contain ergothioneine
Where it's running
-
Veterans Affairs Palo Alto
Palo Alto, California, United States Recruiting
Study contacts
- Principal investigator: Tammy Sirich, MD — Stanford University
- Study coordinator: Tammy Sirich, MD
- Email: tsirich@stanford.edu
- Phone: 650-493-5000
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.