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Caffeine and Taurine: study protocols

11 study groups took Caffeine together with Taurine. These are the doses the studies gave. They are not a recommendation.

Caffeine: what the research found →

Dose per serving from research: Caffeine

9 study groups in 9 studies say how much Caffeine participants took a day.

These are the doses the studies gave. They are not a recommendation.

Most common: 100 mg to 250 mg, 67% of 9 study groups.

Daily doseStudy groups
50 mg to 100 mg
1
100 mg to 250 mg
6
250 mg to 500 mg
2

Dose per serving from research: Taurine

7 study groups in 7 studies say how much Taurine participants took a day.

These are the doses the studies gave. They are not a recommendation.

Most common: 1 g to 2.5 g, 43% of 7 study groups.

Daily doseStudy groups
250 mg or less
1
250 mg to 500 mg
0
500 mg to 1 g
1
1 g to 2.5 g
3
2.5 g to 5 g
2

Commonly used together

7 of 11 study groups took Caffeine and Taurine with something else. Shown: what 3 or more different studies gave.

What was given together, not what works together.

Taken withStudy groups
Glucuronolactone
4
Vitamin B12
3
Vitamin B6
3

11 study groups

Study
Acute effects of commercial energy drink consumption on exercise performance and cardiovascular safety: a randomized, double-blind, placebo-controlled, crossover trial
2024 · MED (Monster Energy caffeine drink) · Healthy, physically active men aged 20–35 years
160 mg—1 day30
Randomized Controlled Trial of High-Volume Energy Drink Versus Caffeine Consumption on ECG and Hemodynamic Parameters
2017 · Energy drink · Healthy adults aged 18–40 years, men and women, with no stated diagnosed condition
320 mg—1 day18
The Effect of a Multi-Ingredient Pre-Workout Supplement on Time to Fatigue in NCAA Division I Cross-Country Athletes
2021 · MIPS-PE condition · NCAA Division I cross-country athletes, male and female, aged about 20 years, without the cardiovascular, pulmonary, or metabolic diseases listed as exclusions
217 mg—1 day11
Acute effects of energy drink consumption on microvascular reactivity in young male volunteers at rest: a randomized trial
2024 · Energy drink · Healthy men aged 18–35 years
80 mg100 mg1 day32
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
2022 · caffeine and taurine (CAF*TAU) · Elite male boxers; mean age 22.14 ± 1.42 years
6 mg/kg3 g1 day20
The Effects of Caffeine, Taurine, or Caffeine-Taurine Coingestion on Repeat-Sprint Cycling Performance and Physiological Responses
2017 · C + T (caffeine and taurine) · Seven male team-sport players
5 mg/kg50 mg/kg1 day7
Preexercise energy drink consumption does not improve endurance cycling performance but increases lactate, monocyte, and interleukin-6 response
2014 · energy drink (ED) · Trained male cyclists; mean age 33.4 years; condition not stated
160 mg2 g1 day—
Acute Effect of Caffeine-Based Multi-Ingredient Supplement on Reactive Agility and Jump Height in Recreational Handball Players
2022 · multi-ingredient supplement (MS) · Recreationally trained male handball players; mean age 23.8 ± 1.4 years; healthy
200 mg750 mg1 day24
Improved cycling time-trial performance after ingestion of a caffeine energy drink
2009 · Red Bull Energy Drink · Trained male and female cyclists; mean age 27.3 years
160 mg2 g1 day12
Cardio- and cerebrovascular responses to the energy drink Red Bull in young adults: a randomized cross-over study
2014 · Red Bull · Healthy adults aged 20–31 years, women and men, without reported cardiovascular disease or medication affecting cardiovascular or autonomic regulation
114 mg1.42 g1 day25
Comparison of the effects of energy drink versus caffeine supplementation on indices of 24-hour ambulatory blood pressure
2012 · Energy drink · Healthy, nonsmoking, normotensive volunteers aged 18–45 years
320 mg4 g1 day9
Caffeine and Taurine: study protocols | supp.fit