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76 study page(s) in supplements.

supplements
2025
Evidence B
Action 2

Ergogenic effects of supplement combinations on endur… (PMID 40619880)

PMID 40619880 (2025): caffeine, bicarbonate — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2025
Evidence C
Action 2

In-Exercise Caffeine Improves Exercise Performance in… (PMID 40550151)

PMID 40550151 (2025): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2025
Evidence B
Action 2

Effects of taurine combined with caffeine on repetiti… (PMID 39948152)

PMID 39948152 (2025): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2025
Evidence B
Action 2

Single and combined effect of beetroot juice and caff… (PMID 40369047)

PMID 40369047 (2025): caffeine, beetroot — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2025
Evidence C
Action 2

Effects of Acute Caffeine Intake on Endurance Perform… (PMID 41147687)

PMID 41147687 (2025): caffeine — Time-trial performance (study note for endurance athletes).

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supplements
2025
Evidence C
Action 2

Acute caffeine supplementation offsets the impairment… (PMID 39438312)

PMID 39438312 (2025): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2025
Evidence C
Action 2

Effects of caffeine and its metabolites, theobromine… (PMID 40850526)

PMID 40850526 (2025): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2025
Evidence B
Action 2

Performance-enhancing effects of caffeine and L-Thean… (PMID 40977612)

PMID 40977612 (2025): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2025
Evidence B
Action 2

Acute caffeine intake improves muscular strength, pow… (PMID 40478455)

PMID 40478455 (2025): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2025
Evidence B
Action 2

Effects of Caffeine Supplementation on Neuromuscular… (PMID 40845293)

PMID 40845293 (2025): caffeine — Time-trial performance (study note for endurance athletes).

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supplements
2024
Evidence B
Action 2

Caffeine, but not paracetamol (acetaminophen), enhanc… (PMID 39246027)

PMID 39246027 (2024): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2024
Evidence C
Action 2

Influence of the CYP1A2 c.(-163) A > C polymorphism i… (PMID 39007997)

PMID 39007997 (2024): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2024
Evidence B
Action 2

Nutritional Ergogenic Aids in Cycling: A Systematic R… (PMID 38892701)

PMID 38892701 (2024): caffeine, nitrate — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2024
Evidence B
Action 2

No additive effect of creatine, caffeine, and sodium… (PMID 38646853)

PMID 38646853 (2024): caffeine, bicarbonate — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2024
Evidence B
Action 2

Caffeine intake enhances peak oxygen uptake and perfo… (PMID 37608124)

PMID 37608124 (2024): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2024
Evidence C
Action 2

Effects of Caffeine-Taurine Co-Ingestion on Endurance… (PMID 38406865)

PMID 38406865 (2024): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2024
Evidence C
Action 2

The Effect of Pre-Exercise Caffeine and Glucose Inges… (PMID 39519456)

PMID 39519456 (2024): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2024
Evidence B
Action 2

Sex Differences in the Ergogenic Response of Acute Ca… (PMID 38892692)

PMID 38892692 (2024): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2024
Evidence B
Action 2

Acute Co-Ingestion of Caffeine and Sodium Bicarbonate… (PMID 39771003)

PMID 39771003 (2024): caffeine, bicarbonate — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2024
Evidence B
Action 2

Caffeine Placebo Effect in Sport and Exercise: A Syst… (PMID 39339818)

PMID 39339818 (2024): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2024
Evidence B
Action 2

Effect of caffeine ingestion on time trial performanc… (PMID 38836626)

PMID 38836626 (2024): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2024
Evidence B
Action 2

Guarana (Paullinia cupana) but Not Low-Dose Caffeine… (PMID 37898479)

PMID 37898479 (2024): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2024
Evidence C
Action 2

Effects of Caffeinated Coffee on Cross-Country Cyclin… (PMID 38474796)

PMID 38474796 (2024): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2024
Evidence C
Action 2

Acute effects of commercial energy drink consumption… (PMID 38197606)

PMID 38197606 (2024): acute, commercial — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2023
Evidence B
Action 2

The Effect of Acute Pre-Workout Supplement Ingestion… (PMID 37242187)

PMID 37242187 (2023): caffeine, beta-alanine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2023
Evidence B
Action 2

Effect of isolated and combined ingestion of caffeine… (PMID 37450275)

PMID 37450275 (2023): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2023
Evidence B
Action 2

Effects of caffeine chewing gum supplementation on ex… (PMID 35239468)

PMID 35239468 (2023): caffeine — Time-trial performance (study note for endurance athletes).

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supplements
2023
Evidence B
Action 2

Caffeine ingestion attenuates diurnal variation of lo… (PMID 35109780)

PMID 35109780 (2023): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2022
Evidence B
Action 2

Caffeine ingestion increases endurance performance of… (PMID 35612684)

PMID 35612684 (2022): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2022
Evidence B
Action 2

Effects of Creatine and Caffeine Supplementation Duri… (PMID 33759701)

PMID 33759701 (2022): caffeine, creatine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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