Central nervous system fatigue recovery or prevention agent and food for fatigue recovery or prevention

摘要

Prevention or brain fatigue of central nervous system containing L-valine, L-leucine, branched-chain amino acids of L-isoleucine and / or 2-aminocyclo [2,2,1] heptane-2-carboxylic acid. Provide a rejuvenating agent. These can be obtained by a method for screening a substance inhibiting central nervous system fatigue by measuring the degree of fatigue inhibition by treadmill running using albumin-free rats or tryptophan-deficient rats. These include not only injections and infusions, but also tablets and granules, powdered solid forms such as powders by adding appropriate excipients such as starch and lactose, and various health drinks such as so-called health drinks. As a form of drinking water, it can also be provided as food for recovering or preventing fatigue of the central nervous system.