Can a vitamin B3 pill help people with rare muscle disease walk farther?
Symptom relief
Ongoing
This study tests whether a vitamin B3 supplement called nicotinamide riboside can improve walking ability in adults with mitochondrial myopathy, a rare muscle disorder. About 34 participants will receive either the supplement or a placebo for a period, and their walking distance …
Phase: PHASE2 • Sponsor: Ralitza Gavrilova • Aim: Symptom relief
Last updated May 17, 2026 13:27 UTC