TetraSOD® Supplementation and Skeletal Muscle Redox Gene Expression

Inclusion Criteria: * Healthy male (as determined by the Health Screening Questionnaire) * Adult (aged ≥18 and ≤40 years old) * Recreationally-active (≥2 and ≤4 exercise sessions per week) and a VO2max of ≥ 35 mL/kg/min and ≤ 65 mL/kg/min as determined from the preliminary exercise test * No known history of gastric, digestive, cardiovascular, renal disease or any other orthopaedic diseases related to motor organs * Non-smoker * Healthy body mass index (BMI; ≥18.5 and ≤24.9 kg/m2) * Not using any dietary supplements, including antioxidant and nitrate-rich supplements, currently or in the past one month * Not a heavy drinker (≤ 14 units of alcohol) on most weeks * Not using medication that may affect study measures * Not participating in other studies currently or in the past two months prior to the consenting session (visit 1) or having an intention to participate in other studies over the period of this study Exclusion Criteria: * Female * Aged \<18 and \>40 years old * Sedentary or highly trained with a respective V#O2max of \< 35 mL/kg/min and \> 65 mL/kg/min as determined from the preliminary exercise test * History of gastric, digestive, cardiovascular, renal disease or any other orthopaedic diseases related to motor organs * Smoker * Unhealthy body mass index (BMI;\<18.5 and \>24.9 kg/m2) * Using any dietary supplements, including antioxidant and nitrate-rich supplements, currently or in the past one month * Heavy drinker (\> 14 units of alcohol) on most weeks * Usin…