Inadequate nutrition is not the only factor of frailty, but it does contribute to it, protein deficiency being for example one of the main causes of sarcopenia. As nutrition is identified as a lever for healthy ageing, there is a need to explore further the role it plays in the onset adaptable component of in ageing, there is a need to further explore the role that it does play in the onset and mitigation of frailty. Could nutrition be used to treat or prevent a frail state? Is there a point when it is too late to act? What are the current approaches of nutrition for older people and frailty prevention? What can be improved?