# Oslo Footballplayers Iron Supplementation and Training (FIT) Study

> **NCT04526678** · NA · ACTIVE_NOT_RECRUITING · sponsor: **Norwegian University of Life Sciences** · enrollment: 26 (estimated)

## Conditions studied

- Athletes
- Iron
- Endurance Performance
- Hemoglobin
- Intestinal Health
- Microbiota

## Interventions

- **DIETARY_SUPPLEMENT:** Iron supplement (27mg)

## Key facts

- **NCT ID:** NCT04526678
- **Lead sponsor:** Norwegian University of Life Sciences
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** ACTIVE_NOT_RECRUITING
- **Start date:** 2020-08-11
- **Primary completion:** 2020-12-03
- **Final completion:** 2030-12-31
- **Target enrollment:** 26 (ESTIMATED)
- **Last updated:** 2025-05-23

## Collaborators

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## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04526678

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04526678, "Oslo Footballplayers Iron Supplementation and Training (FIT) Study". Retrieved via AI Analytics 2026-05-29 from https://api.ai-analytics.org/clinical/NCT04526678. Licensed CC0.

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