Research
Energy balance
HMB has a small, nonsignificant effect on fat mass (FM) in athletes.
HMB may have a minimal effect on reducing fat mass, but it is not statistically significant.
StrongQualifiesmedium confidence
HMB demonstrated a small, nonsignificant effect on FM (-0.33 ± 0.23; 95% CI: -0.96 to 0.31; p = 0.22).
Why this rating
Based on systematic review and meta-analysis.
Source
Does HMB Enhance Body Composition in Athletes? A Systematic Review and Meta-analysis
Brett M. Holland et al. · The Journal of Strength and Conditioning Research · 2019
DOI 10.1519/jsc.0000000000003461
Meta-analysisCited 23×
Read the paper DOI resolved against Crossref · corpus check 2026-06-10
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