Beta-alanine Sprint Performance Meta-analysis: What the Evidence Says

Quick Answer

Beta-alanine Sprint Performance Meta-analysis has 2 source documents in the current Migaku evidence database. The strongest available sources in this first pass are systematic review, so conclusions should be framed as evidence-aware guidance rather than medical advice.

Key Takeaways

• This page is generated only from sources stored in the Migaku evidence knowledge base.
• Current evidence mix: 2 systematic review.
• Claims should be interpreted with the source type, study design, population, and publication date in mind.
• This article is educational and does not replace care from a qualified clinician.

Evidence Map

What The Sources Report

• Importantly, mechanistic evidence indicates that performance loss during repeated maximal efforts reflects an integrated disturbance in muscle function-encompassing substrate availability, metabolite/ionic perturbations, excitation-contraction coupling, and only later, more pronounced acid-base disruption-rather than a single dominant metabolite (-). [Liang Weibao (2026); evidence level 1]
• Consistent with this mechanism, contemporary meta-analytic evidence indicates the most reproducible ergogenic effects in high-intensity exercise tasks of approximately 1-4 min, where acid-base perturbation is more likely to be performance-limiting. [Liang Weibao (2026); evidence level 1]
• Endurance performance improved only with protein (0.99; 0.16-1.83; 94.3%; very low). [Deng B (2025); evidence level 1]
• Dietary supplements are often used during training to support energy provision, recovery, and adaptation, yet effects on peak and mean anaerobic power, VO 2 max, and endurance performance remain inconsistent. [Deng B (2025); evidence level 1]

How To Read This Evidence

Evidence level 1 generally reflects systematic reviews or meta-analyses. Level 2 includes randomized trials, guidelines, or public-health guidance. Level 3 usually reflects observational or narrative-review evidence. Level 4 is weaker or early-stage evidence. The level is a sorting aid, not a final quality grade.

Practical Interpretation

There is at least one systematic-review style source in the current set, so it deserves more weight than single-study evidence. For beta-alanine sprint performance meta-analysis, the next editorial step is to add more targeted sources and separate strong findings from early or indirect evidence.

Limits Of This First Pass

This is a small-batch MVP article. It uses the first ingested sources for this topic and should be expanded with more targeted searches, license review, and human editorial checks before being treated as a definitive review.

References

• Liang Weibao (2026). No ergogeniceffect of β-alanine on repeated sprint ability: a systematic review and multilevel meta-analysis of randomized controlled trials. DOI: 10.3389/fnut.2026.1818755. PMCID: PMC13061858. PMID: 41971372. License: CC BY 4.0. https://pmc.ncbi.nlm.nih.gov/articles/PMC13061858/
• Deng B (2025). Dietary Supplement Strategies During Conditioning Training in Athletes: A Network Meta-Analysis of Peak and Mean Anaerobic Power, VO₂max, and Endurance Performance.. DOI: 10.1002/fsn3.71243. PMCID: PMC12663695. PMID: 41323837. https://pmc.ncbi.nlm.nih.gov/articles/PMC12663695/

Safety Note

Health information can change, and individual risk depends on medical history, medications, pregnancy status, age, and diagnosis. Talk with a qualified clinician before changing treatment, supplement, or medication routines.