The Study
β-alanine supplementation to improve exercise capacity and performance: a systematic review and meta-analysis
This study looked at lots of other studies where people were randomly given either β-alanine or a fake pill, and then tested how well they exercised. Because they used real experiments with fake pills, we can say β-alanine probably helps with short bursts of exercise — it’s not just coincidence.
Analysis score
Maximum 100 for a systematic review with meta-analysis.
Where the score came from
This study looked at many experiments to see if taking β-alanine helps people do better during intense workouts that last less than 10 minutes.
Where does this study sit?
Reviews of RCTs (Meta-analyses)
Max 100Randomized Trials
Max 90Reviews of Cohort Studies
Max 85Cohort Studies
Max 72Reviews of Case-Control Studies
Max 63Case-Control Studies
Max 58Cross-Sectional & Case Series
Max 50Expert Opinion
Max 539 / 100
Quality score
The highest quality evidence. Systematic reviews and meta-analyses that pool randomized controlled trials, giving the most reliable summary of experimental evidence.
Key takeaways
Summary
Based on the study abstract and findings.
- 1Yes — it helps you sustain high-intensity effort longer, like during a 400m sprint or a tough cycling interval, but won't make you faster at short bursts like a 100m dash.
- 2It improved exercise capacity by 0.50 (a moderate boost), but didn't help peak performance much (0.11).
- 3Taking it with sodium bicarbonate helped even more (0.43).
- 4It worked the same no matter how much you took or if you were trained or not.
Score breakdown, methodology, conflicts of interest, evidence analysis & raw study data
Publication
Journal
British Journal of Sports Medicine
Year
2016
Authors
B. Saunders, K. Elliott-Sale, G. Artioli, P. Swinton, E. Dolan, H. Roschel, C. Sale, B. Gualano
Related Content
Videos (1)
Claims (5)
Taking beta-alanine and sodium bicarbonate together improves exercise performance more than taking either one alone, with an effect size of 0.43.
Taking β-alanine increases exercise capacity during high-intensity efforts lasting 30 seconds to 10 minutes in healthy people.
β-Alanine supplementation improves endurance during sustained high-intensity exercise more than it improves peak performance in efforts lasting 30 seconds to 10 minutes.
Taking β-alanine and sodium bicarbonate together improves high-intensity exercise performance more than taking β-alanine alone, based on a measured effect size of 0.43.
β-alanine supplementation works the same way regardless of whether a person is a trained athlete or not, whether they do intermittent or continuous exercise, or how much they take.
Not medical advice. For informational purposes only. Always consult a qualified healthcare professional before making health decisions.