Ioyile yeBirch inevumba elibukhali ngokumangalisayo, elinamandla. Ivumba layo elahlukileyo likhuthaza umoya omtsha, owomelezayo. Xa isetyenziswa ngokwesihloko, idala imvakalelo yokupholisa eyodwa.
Iingenelo
I-Methyl salicylate isetyenziswa ngokuqhelekileyo ngokusemgangathweni ukunika isiqabu ngamaxesha athile kwizihlunu ezithambileyo okanye ukungakhululeki kwamalungu. I-Birch ithathwa njenge-oyile ebaluleke kakhulu, ngoko ke ukuyixuba ngeoyile yokuthwala kuyacetyiswa ukuba isetyenziswe kwi-topical. Ukupholisa, isiphumo esithuthuzelayo se-Birch siyenza isebenze kwi-massage okanye ukusetyenziswa kwimisipha kunye namalungu. Ngevumba layo elinamandla, i-oyile ye-Birch ebalulekileyo inokulawula ivumba kwaye ihlaziye umoya.