my husband is suffering with mouth smelling by afternoon/evening what can i do to solve that?

he is ready to go to dental cleaning & he feel if i say truly eventhough i am telling daily but he is not taking care of that but i need to take care of him any one tell me tips to avoid that in home. usually i give warm water & mild warm water to mouth pulling with salt. anything best help morethan this
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Show him to a good doctor. Tell him to chew an ilaichi once a day too.
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