Feb 2, 2026Muscle Preservation Supplements: Protein vs EAAs vs HMB vs Creatine — Head-to-Head EvidenceFour categories of supplements target muscle preservation through different mechanisms. This article compares the evidence, practical trade-offs, and optimal use cases for protein/EAAs (anabolic substrate), creatine (phosphocreatine pool), HMB (anti-catabolic), and leucine (anabolic signaling) in older adults.
Jan 15, 2026HMB (Beta-Hydroxy Beta-Methylbutyrate): Muscle Preservation in Aging, Evidence and DosingHMB is a leucine metabolite that reduces muscle protein breakdown. Evidence is strongest in untrained, older, and catabolic populations. Benefits in trained individuals are smaller and less consistent.