Does Single or Combined Caffeine and Taurine Supplementation Improve Athletic and Cognitive Performance without Affecting Fatigue Level in Elite Boxers? A Double-Blind, Placebo-Controlled Study
Abstract
:1. Introduction
2. Materials and Methods
2.1. Participants
2.2. Study Design
2.3. Supplementation Protocol
2.4. Wingate Anaerobic Test
2.5. Rating of Perceived Exertion (RPE)
2.6. Blood Lactate Levels Measured
2.7. Balance Test
2.8. Agility Test (Illinois)
2.9. Stroop Test
2.10. Familiarization
2.11. Statistical Analyses
3. Results
4. Discussion
5. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Variables | Minimum | Maximum | Mean ± SD |
---|---|---|---|
Age (years) | 18 | 24 | 22.14 ± 1.42 |
Sports age (years) | 10 | 15 | 11.12 ± 1.12 |
Height (cm) | 167 | 181 | 178 ± 6.45 |
Body mass (kg) | 53 | 80 | 75.45 ± 8.95 |
BMI (kg/m2) | 19 | 27 | 23.67 ± 3.12 |
Fat mass (%) | 4.7 | 20.4 | 11.01 ± 5.12 |
Muscle mass (%) | 79.6 | 95.3 | 89.17 ± 6.23 |
PLA Mean ± SD | CAF Mean ± SD | TAU Mean ± SD | CAF*TAU Mean ± SD | F | p | ηp2 | |
---|---|---|---|---|---|---|---|
PP (W) | 633.02 ± 117.79 | 687.66 ± 125.38 * | 653.64 ± 116.8 * | 726.20 ± 144.43 *Ϯ | 1.092 | <0.001 | 0.720 |
PP (W/kg) | 9.84 ± 1.09 | 10.65 ± 1.16 * | 10.17 ± 1.08 *# | 11.30 ± 1.42 *#Ϯ | 1.515 | <0.001 | 0.521 |
AP (W) | 448.72 ± 82.89 | 469.52 ± 84.18 * | 459.71 ± 87.74 *# | 483.35 ± 87.20 *#Ϯ | 2.512 | <0.001 | 0.548 |
MP (W) | 230.63 ± 34.01 | 275.18 ± 37.08 * | 263.30 ± 40.55 *# | 294.56 ± 49.25 *Ϯ | 1.873 | <0.001 | 0.641 |
T_PP (s) | 13.90 ± 1.28 | 9.30 ± 1.20 * | 9.60 ± 1.07 * | 8.20 ± 1.03 * | 2.412 | <0.001 | 0.672 |
RPE | 18.10 ± 1.42 | 17.20 ± 1.13 | 17.40 ± 0.84 | 16.60 ± 0.69 * | 1.424 | 0.048 | 0.345 |
Lactate (mmol/L) | 10.30 ± 1.16 | 9.30 ± 1.49 | 9.10 ± 1.09 | 8.30 ± 1.33 | 2.745 | 0.125 | 0.213 |
PLA Mean ± SD | CAF Mean ± SD | TAU Mean ± SD | CAF*TAU Mean ± SD | F | p | ηp2 | |
---|---|---|---|---|---|---|---|
Static Dominant | 836.70 ± 342.06 | 733.70 ± 350.50 | 711.20 ± 351.82 | 520.70 ± 256.39 * | 2.722 | 0.030 | 0.489 |
Static NonDominant | 825.10 ± 361.15 | 689.70 ± 314.01 | 701.50 ± 337.84 | 556.70 ± 220.95 * | 1.935 | 0.047 | 0.542 |
Static Both Leg | 663.50 ± 297.33 | 591.10 ± 278.98 | 603.10 ± 297.04 | 515.80 ± 225.55 | 4.968 | 0.489 | 0.123 |
Dynamic Dominant | 1165.00 ± 208.61 | 1084.40 ± 258.24 | 1106.30 ± 169.47 | 910.00 ± 238.32 * | 2.423 | 0.028 | 0.575 |
Dynamic NonDominant | 1351.10 ± 396.55 | 1154.60 ± 350.95 | 1218.80 ± 394.61 | 918.00 ± 217.27 * | 2.145 | 0.023 | 0.622 |
Dynamic Both Leg | 1252.30 ± 275.44 | 1119.30 ± 256.32 | 1128.40 ± 227.62 | 1043.90 ± 245.62 * | 3.834 | 0.015 | 0.660 |
Illinois Agility Test | 18.79 ± 0.80 | 16.95 ± 0.73 * | 16.75 ± 0.47 * | 16.44 ± 0.52 * | 1.245 | <0.001 | 0.841 |
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Ozan, M.; Buzdagli, Y.; Eyipinar, C.D.; Baygutalp, N.K.; Yüce, N.; Oget, F.; Kan, E.; Baygutalp, F. Does Single or Combined Caffeine and Taurine Supplementation Improve Athletic and Cognitive Performance without Affecting Fatigue Level in Elite Boxers? A Double-Blind, Placebo-Controlled Study. Nutrients 2022, 14, 4399. https://doi.org/10.3390/nu14204399
Ozan M, Buzdagli Y, Eyipinar CD, Baygutalp NK, Yüce N, Oget F, Kan E, Baygutalp F. Does Single or Combined Caffeine and Taurine Supplementation Improve Athletic and Cognitive Performance without Affecting Fatigue Level in Elite Boxers? A Double-Blind, Placebo-Controlled Study. Nutrients. 2022; 14(20):4399. https://doi.org/10.3390/nu14204399
Chicago/Turabian StyleOzan, Murat, Yusuf Buzdagli, Cemre Didem Eyipinar, Nurcan Kılıç Baygutalp, Neslihan Yüce, Furkan Oget, Emirhan Kan, and Fatih Baygutalp. 2022. "Does Single or Combined Caffeine and Taurine Supplementation Improve Athletic and Cognitive Performance without Affecting Fatigue Level in Elite Boxers? A Double-Blind, Placebo-Controlled Study" Nutrients 14, no. 20: 4399. https://doi.org/10.3390/nu14204399