Why is mouthwash needed if you already have toothpaste and a toothbrush: we explain

Many people see mouthwash as an optional addition to daily hygiene, believing that toothpaste and a toothbrush already do the job. In fact, these three products serve different functions and do not replace one another. In the range of chains such as Watsons, there are dozens of kinds of mouthwash for different needs — from gum protection to whitening. This article explains exactly what mouthwash does, how it differs from toothpaste, and who really needs it.

What mouthwash does that toothpaste and a toothbrush cannot

A toothbrush removes plaque from tooth surfaces and partly from between the teeth. Toothpaste enhances this effect thanks to abrasive ingredients and fluoride. However, both products act mechanically or locally — only where physical contact occurs.

Mouthwash reaches all areas of the oral cavity: between the teeth, under the gumline, on the surface of the tongue and the inside of the cheeks. Its liquid form covers areas inaccessible to bristles. That is why mouthwash does not duplicate toothpaste but complements its action.

Depending on its composition, mouthwash can suppress bacterial growth, strengthen enamel with fluorides, reduce gum inflammation or neutralize the acidic environment after meals. Some formulas combine several effects at once.

Types of mouthwash and what each is for

Manufacturers offer products with different compositions and purposes. Understanding the difference between them helps you choose the right product for a specific task.

Main types of mouthwash:

• cosmetic — freshen breath and temporarily reduce the number of bacteria, but have no therapeutic effect;
• with chlorhexidine — actively suppress pathogenic microflora, intended for short-term use on the recommendation of a dentist;
• fluoride — strengthen enamel and reduce the risk of cavities, especially relevant for increased tooth sensitivity;
• for gum protection — contain anti-inflammatory ingredients, such as sage extract;
• alcohol-free — suitable for people with dry mouth, children over 6 years old and those who avoid alcohol for personal reasons.

The choice of a specific type depends on the condition of the oral cavity and the dentist's recommendations. For daily preventive use, fluoride or alcohol-free formulas with multiple functions are most often suitable.

Who needs mouthwash most

Regular use of mouthwash is appropriate for a wide range of people. Dentists especially recommend it in certain situations.

Mouthwash should be included in the daily routine of those who:

• wear braces or removable dentures — bacteria accumulate in areas a toothbrush cannot reach;
• are prone to gingivitis or periodontitis;
• suffer from chronic bad breath not related to gastrointestinal diseases;
• are undergoing orthodontic or surgical treatment and need additional antiseptic support;
• consume a lot of acidic or sweet foods and want to neutralize their effect on enamel.

Dentists note: mouthwash does not replace floss and does not make up for skipped toothbrushing — it is the third element of comprehensive care, not an alternative to the previous two.

For healthy people without specific problems, mouthwash is also useful as a preventive measure. Regular rinsing lowers the overall bacterial load in the mouth and helps maintain fresh breath throughout the day.

How to use mouthwash correctly: order and timing of use

The product's effectiveness depends not only on its composition, but also on the correct order of use. The most common mistake is rinsing your mouth immediately after brushing with fluoride toothpaste: this washes away the concentrated fluorides from the enamel surface.

The ideal sequence is:

1. Brush your teeth with toothpaste for 2 minutes.
2. Wipe away any remaining toothpaste, but do not rinse your mouth with water — so that the fluoride stays on the enamel.
3. Use dental floss or an irrigator to clean the spaces between the teeth.
4. 20-30 minutes after brushing or at another time of day, use mouthwash.

Rinsing usually takes 30-60 seconds — according to the instructions on the package. After the procedure, it is not recommended to eat or drink for 30 minutes.

Mouthwash is neither a luxury nor a marketing excess, but a functional product with proven effects. To choose the right option, it is worth focusing on the condition of your gums and teeth and, if in doubt, consulting a dentist.