Tshuaj yej extract yog dej extract los yog cawv extract ntawm tshuaj yej.Nws yog nplua nuj nyob rau hauv bioactive Cheebtsam, nrog rau cov tshuaj yej polyphenols, L-theanine, alkaloids, tshuaj yej polysaccharides, tshuaj yej saponins, vitamins, kab kawm thiab minerals.Nws muaj lub luag haujlwm ntawm kev ncua kev laus, inhibiting kab mob plawv, tiv thaiv thiab kho mob qog noj ntshav, refreshing, tswj cov rog thiab pab zom zaub mov.Clinically, nws yog feem ntau siv nyob rau hauv mob taub hau, kiv taub hau, tsaug zog, chim siab thiab nqhis dej, khoom noj khoom haus thiab phlegm stagnation, malaria, dysentery thiab lwm yam syndromes.