Chewing fennel seeds, eating apples, and drinking herbal tea can help cleanse the mouth, stimulate saliva flow, and limit odor-causing bacteria.

I brush and gargle thoroughly, but my mouth still smells bad, and I frequently have tonsillitis. Could tonsils be causing my bad breath, and what are the signs? (Cam Trang, 40, Lam Dong)

Proper coconut oil pulling, combined with good oral hygiene, can help control bacteria, plaque, and bad breath.