Relative ethnomedical used of Oryza sativa and their chemical ingradients

The ethnomedical used of rice (Orysa sativa L.) in Thailand and its chemical ingredients were investigated. The method of ethnomedical study was the in-depth interview of 10 folk doctors from all parts of Thailand and using documentary research method from Thai Traditional books. Two parts of rice (rice bran and rice) were extracted following ethnomedical used and was investigated for chemical components by GC-MS. The ethnomedical results showed that the water extract from washing white rice exhibited the highest regarded ranking as antiallergy, blood tonic and antidiarrhea. It exhibited diethyl phthalate, methyl glycol phathalate and alpha hexyl cinnamaldehyde (HCA) (17.74, 10.32 and 9.72% respectively). The boiled rice was the second ranking and used to treat inflammation condition. The oleic acid, palmitic acid and metyl linoleate (44.89, 22.38 and 12.65%) were found in this extract. The relative of chemical ingredients and ethnomedical used were also regarded. This results was concluded that almost chemical components related with ethnomedical used.