# Beta Alanine Fatigue Randomized Trial: What the Evidence Says
Canonical: https://www.migaku.app/guides/beta-alanine-fatigue-randomized-trial-evidence-review
Category: evidence-review
Summary: Beta Alanine Fatigue Randomized Trial has 3 source documents in the current Migaku evidence database. The strongest available sources in this first pass are s
Last reviewed: 2026-06-05
Reviewed by: Migaku Evidence Review
# Beta Alanine Fatigue Randomized Trial: What the Evidence Says

## Quick Answer

Beta Alanine Fatigue Randomized Trial has 3 source documents in the current Migaku evidence database. The strongest available sources in this first pass are systematic review, randomized trial, 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 randomized trial, 1 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

| Source | Evidence type | Level | Date | Identifier |
| --- | --- | ---: | --- | --- |
| No ergogeniceffect of β-alanine on repeated sprint ability: a systematic review and multilevel meta-analysis of randomized controlled trials | systematic review | 1 | 2026-03-26 | 10.3389/fnut.2026.1818755 |
| Effects of β-alanine supplementation on kickboxing-specific anaerobic performance, neuromuscular power, and strength endurance: A randomized, double-blind, placebo-controlled trial | randomized trial | 2 | 2026-05-13 | 10.1371/journal.pone.0346898 |
| Evaluation of Letrozole and Methotrexate in the Management of Ectopic Pregnancy - A Randomized Clinical Trial Study. | randomized trial | 2 | 2025-12-30 | 10.4103/abr.abr_530_24 |

## 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]
- Similarly, no between-roup differences were found for height (= 0.21, = 0.839, = 0.07,rivial effect), BMI (= −0.97, = 0.340, = −0.35, small effec), or body fat percentae (= −1.20, = 0.242, = −0.44, small effec). [Küçük Furkan Hasan (2026); evidence level 2]
- Table 3 (26) (26) (26) (26) As shown in, no significant between-group differences were found in baseline physical performance variables (all p > 0.05). [Küçük Furkan Hasan (2026); evidence level 2]
- Although a significant decrease in beta human chorionic gonadotropin level was found in each of the two groups over time ( P P > 0.05). [Mardanian F (2025); evidence level 2]
- Conclusion According to the results of this study, the biochemical and hematological parameters and success treatment rate did not differ significantly between the administration of letrozole and methotrexate. [Mardanian F (2025); evidence level 2]

## 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. There is trial evidence in the current set, but population and intervention details still matter. For beta alanine fatigue randomized trial, 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/
- Küçük Furkan Hasan (2026). Effects of β-alanine supplementation on kickboxing-specific anaerobic performance, neuromuscular power, and strength endurance: A randomized, double-blind, placebo-controlled trial. DOI: 10.1371/journal.pone.0346898. PMCID: PMC13170865. PMID: 42127019. License: CC BY 4.0. https://pmc.ncbi.nlm.nih.gov/articles/PMC13170865/
- Mardanian F (2025). Evaluation of Letrozole and Methotrexate in the Management of Ectopic Pregnancy - A Randomized Clinical Trial Study.. DOI: 10.4103/abr.abr_530_24. PMCID: PMC12885192. PMID: 41669291. https://pmc.ncbi.nlm.nih.gov/articles/PMC12885192/

## 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.