Dentist Dr. Manouchehri advises against using mouthwash immediately after brushing teeth.

Dentist warns against using mouthwash immediately after brushing teeth. Dr. Shaadi Manouchehri, a dental surgeon and facial aesthetics practitioner, advises against this common practice in a recent TikTok video. According to Dr. Manouchehri, brushing with fluoride toothpaste twice a day is sufficient for maintaining oral health, and using mouthwash afterwards may actually be harmful.