| 摘要 |
PROBLEM TO BE SOLVED: To provide an anti-fatigue agent which can prevent both of muscle fatigue and nerve strain concurrently.SOLUTION: The invention provides an anti-fatigue agent which prevents both of muscle fatigue and nerve strain concurrently, the agent containing an amino acid composition consisting of specific kinds and specific amounts of amino acids. As for the kinds and the ratio of the amounts of the amino acids contained in the amino acid composition, the amino acid composition preferably contains 30 to 200 pts.wt. of proline, 60 to 140 pts.wt. of glycine, 25 to 260 pts.wt. of alanine, 40 to 130 pts.wt. of lysine, 20 to 75 pts.wt. of tryptophan and 15 to 40 pts.wt. of histidine, preferably further contains 35 to 65 pts.wt. of threonine, 15 to 65 pts.wt. of tyrosine, 25 to 45 pts.wt. of arginine, and preferably still further contains 30 to 55 pts.wt. of valine, 35 to 60 pts.wt. of leucine and 25 to 45 pts.wt. of isoleucine. |
