Preface

In this book, the importance of using probiotics and probiotic foods in oral and oral health has been studied. The contents of the book include oral health and effective factors, probiotic microarmonts, probiotic foods, probiotics and dental caries, probiotics, and oral fungal infections. The most suitable probiotic strains that can be used in food and that are appropriate for the prevention of oral and dental problems are also discussed.

> **Razzagh Mahmoudi** Qazvin University of Medical Sciences, Qazvin, Iran

**1**

**Chapter 1**

**1. Oral health**

**2. Probiotic products**

*Bifidobacterium*.

these foods [5].

attaching;

are such food that promotes health [2, 3]. Functional foods must have three items:

Introductory Chapter: Oral Health

Oral health is one of the most important health issues and tooth decay raises a great deal of concern about that and with widespread public concern about the use of industrial drugs to reduce dental caries, nature-based treatments are highly welcomed. The second organ that has a diverse microbial community is the mouth, which contains more than 700 species of bacteria. Disruption of the natural microbial flora of the mouth through the consumption of various nutrients can have consequences for our health, such as oral and throat cancer, tooth loss, and periodontal disease [1].

Many publications said using probiotic products can be a factor in improving the

Probiotic bacteria should have the ability to adhere to and colonize surfaces in the oral cavity, have a good shelf life, and be nontoxic. Two main groups probiotic bacteria are *Lactobacillus* and *Bifidobacterium*. The *Lactobacillus*, as a member of oral microbial flora, can play an important role in the microcosm balance of the oral cavity. *B. bifidum*, *B. longum*, and *B. infantis* are the probiotic species of

Today, with the increasing awareness of people about the beneficial effects of probiotic bacteria, consumption of functional foods is increasing. Functional foods

New food products are converted into probiotic foods by adding probiotic bacteria. These foods include a variety of different types such as cheese, ice cream, milk-based dessert, baby milk, and mayonnaise. The main thing is the texture of

The fourth mechanism of how probiotic bacteria work in the mouth include:

1. competition between probiotic bacteria and pathogenic bacteria in adhesion to mucus and teeth, which in this way prevents the pathogenic bacteria from

health of the digestive system, reproductive organs, and oral hygiene.

1.they have a different effect from a nutrition standpoint;

2.they reduce the risk of pathological illnesses; and

3.they benefit the community and the consumer [4].

by Using Probiotic Products

*Razzagh Mahmoudi, Sara Moosazad, Katayoon Aghaei*
