Impact of Spirulina on Athletes’ Immune Systems

Introduction to the Research

Recent research in Poland explored the potential benefits of the nutritional supplement Spirulina on the immune systems of athletes. While high-performance athletes typically maintain good health, the intense physical demands of their training can negatively impact their immune function, making them more susceptible to infections, particularly of the upper respiratory tract.

The Need for Supplementation

Given that reducing training intensity is often not feasible for these athletes, supplementation may serve as a viable strategy to support immune health. This study aimed to determine whether Spirulina could bolster the immune systems of elite athletes.

Study Overview

The research involved 19 male athletes from the Polish National Rowing Team and was conducted over six weeks, coinciding with a training camp held from March to May. The methodology included dividing the participants into two groups: ten athletes received Spirulina supplements, and nine were given a placebo.

Supplement Administration

Athletes in the Spirulina group consumed one capsule containing Spirulina platensis extract, produced by GAL, before each of their three daily meals. The placebo group ingested visually identical capsules containing calcium gluconate.

Testing Protocol

On the first day of the training camp, all participants completed a 2000-meter time trial before starting the supplements. Blood samples were collected before the trial, as well as one minute and 24 hours afterwards. The same procedure was repeated at the end of the training camp after all supplements had been consumed.

Results and Findings

The findings, published in the Journal of the International Society of Sports Nutrition, indicated that Spirulina might help protect the immune systems of athletes. After six weeks, the T-cell counts of the Spirulina group remained stable, suggesting immune system protection, while the placebo group exhibited adverse changes in T-cell counts.

Conclusion and Future Research

The results indicate that Spirulina may serve as a protective agent for athletes’ immune systems against the negative effects of rigorous training. However, further research is necessary to fully endorse this supplement for athletes.

Reference

Juszkiewicz et al. “An attempt to induce an immunomodulatory effect in rowers with spirulina extract.” Journal of the International Society of Sports Nutrition (2018) 15:9.