Status:

COMPLETED

Exercise and Galactooligosaccharide Supplementation on Inflammation and Iron Absorption (FexerGOS)

Lead Sponsor:

North-West University, South Africa

Collaborating Sponsors:

Swiss Federal Institute of Technology

King's College London

Conditions:

Resistance Exercise

Eligibility:

FEMALE

18-35 years

Phase:

NA

Brief Summary

Iron depletion is common in female athletes depending on the sports discipline. Endurance and resistance exercise can induce inflammation thereby reducing dietary iron absorption. Galacto-oligosacchar...

Detailed Description

Iron depletion is common in athletes, particularly in females, reaching prevalence rates up to 70% depending on the sports discipline. As iron is essential for energy production and oxygen transport, ...

Eligibility Criteria

Inclusion

  • Female athlete.
  • Train at least 6 hours per week at moderate to high intensity.
  • Having low to moderate iron stores.
  • Willingness to consume the study supplement GOS during the intervention period.
  • Willingness not to consume daily nutritional supplements containing \>20 mg iron and/or pre- or probiotics (excluding food and beverages containing live cultures such as yoghurt, raw milk and cheese) during the study.
  • Willingness to not take any iron-containing supplements two days before and during the iron absorption study days or vitamin C on the iron absorption study days.

Exclusion

  • Haemoglobin \<11 g/dl.
  • Treated or self-reported chronic disease, malabsorptive or gastrointestinal disorders (e.g. irritable bowel syndrome, functional bloating).
  • Pregnancy or lactation.
  • Subjects who cannot be expected to comply with the study protocol.
  • Difficulty drawing blood due to poor quality veins.
  • Individuals that have a fear of needles or suffer from vaso-vagal episodes when exposed to blood.
  • Participants who plan to start or stop the use of contraceptives before or during study period.
  • Participants who are lactose intolerant.
  • Participants who donated blood in the past 4 months or plan to donate during the study period.
  • Participants who use chronic anti-inflammatory medication such as corticosteroids or non-steroidal anti-inflammatory medication (NSAIDS).

Key Trial Info

Start Date :

March 1 2024

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

November 25 2024

Estimated Enrollment :

22 Patients enrolled

Trial Details

Trial ID

NCT06038656

Start Date

March 1 2024

End Date

November 25 2024

Last Update

March 13 2025

Active Locations (1)

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Page 1 of 1 (1 locations)

1

Este Vorster Research Facility

Potchefstroom, North West, South Africa, 2531