Nicotinamide Riboside Supplementation May Influence Bacterial Composition: Clinical Findings
Objectives
To explore the effects of NR supplementation on the gut microbiota composition in humans.
Journal
npj Aging
Key Outcomes
- NR supplementation did not affect the diversity or abundance of gut bacteria in humans. However, NR increased (albeit not significantly) the ratio of Firmicutes and Proteobacteria, suggesting a potential positive effect.
Duration
12 weeks
Dose
2000 mg
Study Design
Randomized, double-blind, placebo-controlled, parallel assignment study in 40 healthy, obese sedentary men