That’s especially important because sarcopenia, or age-related muscle loss, leads to a higher risk of fracture, frailty, and possibly even dementia. Protein is key to maintaining and growing muscle because they contain crucial amino acids.
Article source: https://www.huffingtonpost.co.uk/entry/whey-protein-no-muscle-growth-ageing_uk_6a61e8b4e4b0f1b7fc516927