topicHmb Muscle Mass Meta-Analysis
claimThe Cochrane ROB2 tool and GRADE framework were used to assess the risk of bias and evidence certainty.
evidence level1
citationXie C (2026)
sourceCombined resistance training and amino acid-based supplementation for sarcopenia in older adults: a systematic review and meta-analysis.
topicHmb Muscle Mass Meta-Analysis
claimConclusion Resistance training combined with amino acid supplementation may improve muscle strength and physical function in older adults with sarcopenia, although effects on muscle mass remain limited.
evidence level1
citationXie C (2026)
sourceCombined resistance training and amino acid-based supplementation for sarcopenia in older adults: a systematic review and meta-analysis.
topicHmb Muscle Mass Meta-Analysis
claimBackground and objective Resistance training is the cornerstone of sarcopenia management.
evidence level1
citationXie C (2026)
sourceCombined resistance training and amino acid-based supplementation for sarcopenia in older adults: a systematic review and meta-analysis.
topicHmb Muscle Mass Meta-Analysis
claimHowever, whether combining it with amino acid-based supplementation, including essential amino acids, branched-chain amino acids, leucine, and derivatives such as HMB, provides additional benefits remains unclear.
evidence level1
citationXie C (2026)
sourceCombined resistance training and amino acid-based supplementation for sarcopenia in older adults: a systematic review and meta-analysis.
topicHmb Muscle Mass Meta-Analysis
claimMethodological quality was assessed with the PEDro scale and risk of bias using Cochrane RoB 2.
evidence level1
citationGarcía-Alonso A (2025)
sourceThe Role of HMB Supplementation in Enhancing the Effects of Resistance Training in Older Adults: A Systematic Review and Meta-Analysis on Muscle Quality, Body Composition, and Physical Function.
topicHmb Muscle Mass Meta-Analysis
claimFive trials (50%) were rated at high risk of bias, limiting confidence in pooled estimates.
evidence level1
citationGarcía-Alonso A (2025)
sourceThe Role of HMB Supplementation in Enhancing the Effects of Resistance Training in Older Adults: A Systematic Review and Meta-Analysis on Muscle Quality, Body Composition, and Physical Function.
topicHmb Muscle Mass Meta-Analysis
claimBackground/objectives Resistance training (RT) is a key strategy to counteract age-related declines in muscle strength and physical function.
evidence level1
citationGarcía-Alonso A (2025)
sourceThe Role of HMB Supplementation in Enhancing the Effects of Resistance Training in Older Adults: A Systematic Review and Meta-Analysis on Muscle Quality, Body Composition, and Physical Function.
topicHmb Muscle Mass Meta-Analysis
claimβ-hydroxy-β-methylbutyrate (HMB) has been proposed as a complementary supplement to enhance these adaptations.
evidence level1
citationGarcía-Alonso A (2025)
sourceThe Role of HMB Supplementation in Enhancing the Effects of Resistance Training in Older Adults: A Systematic Review and Meta-Analysis on Muscle Quality, Body Composition, and Physical Function.