10 Oct 2018 --- A formulation containing AstaReal natural astaxanthin can provide a 40 percent increase in endurance and significantly improves muscle function in sarcopenia sufferers. This is according to a study by AstaMed investigating muscle loss and functional decline in older adults with the disease. Sarcopenia affects nearly a quarter of adults older than 60. Researchers published the findings in The Journal of Cachexia, Sarcopenia and Muscle on the effectiveness of a new medical protocol to improve muscular function.