Fig. 1

Changes in IL-2 (a), IL-10 (b), IL-4 (c), and IFN-gamma (d) levels during exercise tests performed prior to and after supplementation with LTE (mean ± SD). Note. IL = interleukins; INF γ = interferon gamma; □ − SUPPL = supplemented group; ● − PLA = placebo group; B = baseline; Ex = post-exercise; R = after a 1-day recovery; # - significantly different compared to the baseline level; * - significantly different compared to the post-exercise level