Effects of 4-Week Creatine Supplementation Combined with Complex Training on Muscle Damage and Sport Performance.

“However, at both the first and the last training bouts, the CK activities after 24 and 48 of the complex training in the creatine group were significantly reduced compared with the Pla group (285.40 ± 77.58 vs. 347.13 ± 93.57 U/L, respectively, for 24 h after training at the first training bout (p < 0.05, ES = 0.72); 262.40 ± 68.55 vs. 329.80 ± 76.13 U/L for 24 h after training at the last training bout (p < 0.05, ES = 0.93); 215.33 ± 65.55 vs. 226.26 ± 88.76 U/L for 48 h after training at the first training bout (p < 0.05, ES = 0.12); and 167.13 ± 59.13 vs. 229.80 ± 58.15 U/L for 48 h after training at the last training bout (p < 0.05, ES = 0.83)).”