# Crossover Trial for Nicotinamide Riboside in Subjective Cognitive Decline and Mild Cognitive Impairment

> **NCT04078178** · NA · COMPLETED · sponsor: **Steven E Arnold, MD** · enrollment: 61 (actual)

## Conditions studied

- Cognition Disorders in Old Age
- Mild Cognitive Impairment
- Cognitive Decline

## Interventions

- **DIETARY_SUPPLEMENT:** Niagen
- **DIETARY_SUPPLEMENT:** Placebo Comparator

## Key facts

- **NCT ID:** NCT04078178
- **Lead sponsor:** Steven E Arnold, MD
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2020-10-30
- **Primary completion:** 2022-09-30
- **Final completion:** 2022-09-30
- **Target enrollment:** 61 (ACTUAL)
- **Last updated:** 2024-11-29


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04078178

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04078178, "Crossover Trial for Nicotinamide Riboside in Subjective Cognitive Decline and Mild Cognitive Impairment". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT04078178. Licensed CC0.

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