Figure 3

Changes in hepcidin (A) and serum iron (B) levels during exercise tests performed before and after the supplementation (mean ±SD ). Note: Fe = iron; (gray square) - PLA = placebo group; □ - SUPL = supplemented group; * P < .05 compared to the placebo group; † P < .05 compared to the pre-exercise values; ‡ P < .05 compared to the pre-supplementation values.