# Microbiome of the Ageing Gut and Its Effect on Human Gut Health and Cognition.

> **NCT04199195** · — · ACTIVE_NOT_RECRUITING · sponsor: **Quadram Institute Bioscience** · enrollment: 360 (estimated)

## Conditions studied

- Ageing

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT04199195
- **Lead sponsor:** Quadram Institute Bioscience
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** ACTIVE_NOT_RECRUITING
- **Start date:** 2019-09-01
- **Primary completion:** 2028-04-01
- **Final completion:** 2028-04-01
- **Target enrollment:** 360 (ESTIMATED)
- **Last updated:** 2025-03-20

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04199195

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04199195, "Microbiome of the Ageing Gut and Its Effect on Human Gut Health and Cognition.". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT04199195. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*