# A Clinical Trial of Bio-Germanium for the Evaluation of Efficacy on Immune Function

> **NCT03677921** · NA · COMPLETED · sponsor: **Yonsei University** · enrollment: 130 (actual)

## Conditions studied

- Normal Healthy Subjects

## Interventions

- **DIETARY_SUPPLEMENT:** Investigational Product (Bio-Germanium)
- **DIETARY_SUPPLEMENT:** Control Group - Placebo Product

## Key facts

- **NCT ID:** NCT03677921
- **Lead sponsor:** Yonsei University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2017-12-10
- **Primary completion:** 2018-08-10
- **Final completion:** 2018-09-10
- **Target enrollment:** 130 (ACTUAL)
- **Last updated:** 2018-09-20


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03677921

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03677921, "A Clinical Trial of Bio-Germanium for the Evaluation of Efficacy on Immune Function". Retrieved via AI Analytics 2026-06-23 from https://api.ai-analytics.org/clinical/NCT03677921. Licensed CC0.

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