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Evidence-Based Supplement Research

Evidence-Based Supplement Research

Beta-Alanine and Increased Testosterone Level

Doses used in studies

g/day: 4.8–6.4 (median 5.6, IQR 5.2–6) — 2 studies

Time to effect

Median: 6 weeks · IQR 5 weeks–7 weeks · Range 4 weeks–8 weeks — Reported in 2 of 2 studies

2 of 2 papers

Selected immunoendocrine and performance adaptations to upper-body plyometric training and β-alanine supplementation in male swimmers.
- 2026-05-31
- RCT
- Journal of the International Society of Sports Nutrition 23(1)
- - Hui Gao
  - Xuemei Yu
  - Zhiyong Guo
- PubMed: 42218755
- DOI: 10.1080/15502783.2026.2679050
7 Insights on
- Increased Testosterone Level
- High evidence
- Athletes
the PT + BA group showed significant changes in testosterone (p = 0.011) ... compared with the PT + PL group.
Effect
Beneficial
Effect size
Small
Significant
Yes
Dose
4.8 g·day⁻¹ divided into six 0.8 g doses
Effects of Four Weeks of Beta-Alanine Supplementation Combined with One Week of Creatine Loading on Physical and Cognitive Performance in Military Personnel.
- 2022-06-29
- RCT · n = 10
- International journal of environmental research and public health 19(13)
- - Mohammad Samadi
  - Ali Askarian
  - Hossein Shirvani
  - Alireza Shamsoddini
  - Abolfazl Shakibaee
  - Scott C Forbes
  - Mojtaba Kaviani
- PubMed: 35805647
- DOI: 10.3390/ijerph19137992
9 Insights on
- Increased Testosterone Level
- High evidence
- Athletes
Vertical jump performance and testosterone were significantly higher in the BA + Cr group compared to BA + PL.
Effect
Beneficial
Effect size
Small
Significant
Yes
Dose
6.4 g/day for 28 days