Ichi chigadzirwa chinobva kune zvakasikwa chirimwa chinotorwa. Haina ruvara kana ruvara rwebhuruu. Nepasi rose inotungamira tekinoroji yekuchera zvirimwa, zvakawanda zvechisikigo zvinyorwa zvinotorwa kubva kumarudzi mazana matatu emiti, senge apigenin, acacia, is orhamnetin, epicatechin, etc. Inogona kubvisa kunhuhwirira kwakashata uye kuvharisa marudzi mazhinji ekunhuwa kwakashata nekukurumidza, senge hydrogen sulfide, thiol, volatile fatty acids uye ammonia gasi.