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Beetroot juice and caffeine alone and together affect strength, power, and endurance in trained men
Updated
Abstract
Acute supplementation with caffeine and beetroot juice increased performance by 6-17% in the back squat exercise compared to placebo.
- Caffeine supplementation improved muscular strength and power at loads of 75%, 90%, and 100% of one-repetition maximum in the back squat.
- Performance enhancements with caffeine ranged from 9-25% compared to placebo.
- Single and combined use of caffeine and beetroot juice significantly increased the number of repetitions performed at 65% of one-repetition maximum in back squats.
- No significant effects were observed in muscular strength, power, or endurance during bench press exercises.
Simplified
Key numbers
25%
Increase in Mean Velocity at 100% 1RM
Caffeine compared to placebo in back squat exercise.
17%
Increase in Repetitions at 65% 1RM
Caffeine and beetroot juice vs. placebo in back squat exercise.
3 mg/kg
Caffeine Dose
Dose administered before trials.