# No Association Between Vitamin C and E Supplementation, Frailty, and Grip Strength Over Five Years: The CoLaus Study

> **NCT03258970** · — · COMPLETED · sponsor: **Centre Hospitalier Universitaire Vaudois** · enrollment: 2711 (actual)

## Conditions studied

- Frail Elderly Syndrome

## Interventions

- **OTHER:** Observational cohort study

## Key facts

- **NCT ID:** NCT03258970
- **Lead sponsor:** Centre Hospitalier Universitaire Vaudois
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2017-07-01
- **Primary completion:** 2017-08-10
- **Final completion:** 2017-08-10
- **Target enrollment:** 2711 (ACTUAL)
- **Last updated:** 2017-08-23


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03258970

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03258970, "No Association Between Vitamin C and E Supplementation, Frailty, and Grip Strength Over Five Years: The CoLaus Study". Retrieved via AI Analytics 2026-05-24 from https://api.ai-analytics.org/clinical/NCT03258970. Licensed CC0.

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