(School of Physical Education and Health,Guangzhou TCM University,Guangzhou 510006,China) Abstract: In order to probe into the effects of “Invigoration Tonic”, a traditional Chinese medicine, on Val, Leu and Ile of branched chain amino acid in blood plasma, the author applied a kinetic biochemical method to establish an experimental model for the rats, trained the rats for swimming, divided the rats into a calm control group, a trained control group, a calm and tonic taken group, and a trained and tonic taken group, tested the change of concentration of valine (Val), leucine (Leu) and isoleucine (Ile) in blood plasma of the rats by means of liquid chromatography af-ter 10 weeks of experiment, and revealed the following findings: the complex invigoration tonic used mainly for blood and Yin invigoration is in conformity with the principle of dialectical treatment, playing a positive role in the recovery of the rats from kinetic fatigue; Leu and Ile of rats taking “Complex Invigoration Tonic” increased signifi-cantly under calm and trained conditions; “Complex Invigoration Tonic” has enhanced the capacity of the rats’ body for sports training and recovery after sports training. Key words: kinetic biochemistry;complex invigoration tonic;branched chain amino acid;kinetic central nervous fatigue;rat |