諸經要集 20.79

20.79

又十誦律云。時有比丘。不嚼楊枝口中氣臭白佛。佛言。聽嚼楊枝。有五利益。一口不苦。二口不臭。三除風。四除熱病。五除痰癊。復有五事利益。一除風。二除熱。三口味。四能食。五眼明。

Furthermore, the Daśabhāṇavāra-vinaya states: At that time, there was a monk who did not chew tooth-sticks, and his breath was foul; he addressed the Buddha. The Buddha said: 'I permit the chewing of tooth-sticks. There are five benefits: first, the mouth is not bitter; second, the mouth is not foul; third, it eliminates wind disorders; fourth, it eliminates heat illnesses; fifth, it eliminates phlegm and fluid retention. There are five other benefits: first, it eliminates wind; second, it eliminates heat; third, it enhances taste; fourth, one can eat well; fifth, the eyes become clear.'