“…As the authors point out, it will be exciting to identify if this safe dietary supplement, already available for use in humans, improves other important aspects of muscle function and mobility with advancing age including strength, gait and balance. Rahman, Hian‐Cheong and Thoms, the authors of a Journal Club article focused on Musci and colleagues’ work, also raise the important point of identifying whether interventions like PB125 help prevent the loss of type II myofibres, a characteristic of muscle ageing in humans (Rahman et al., 2023).…”