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Oral Health Reference Guides

Welcome to the TheraBreath reference guides section where we provide in-depth information on the most popular topics in oral health and fresh breath, that include tonsil stones, post-nasal drip, halitosis, dry mouth, canker sores and bad breath. Each guide has been developed into sections that answer the important elements for each oral health issue such as symptoms, causes, treatment and home remedies. Please click on a guide below to learn more about that oral health subject.

Tonsil Stones Guide

Tonsil stones are accumulations in the mouth of bacteria, hardened calcium and mucus. This formation is scientifically known as "tonsilloliths", which is made up of debris and various anaerobic sulfur compounds found in the stones. To learn more, read the Tonsil Stones Guide.

Post-Nasal Drip Guide

Post-Nasal Drip may also be used as abbreviated, "PND". The main case of post- nasal drip is the build-up of excessive mucus in the nose and throat. To learn more about PND, read the Post-Nasal Drip Guide.

Halitosis Guide

Learn all about Halitosis. From its many root causes & other symptoms to effective treatments, remedies, and more. Read more on TheraBreath.com now.

Dry Mouth Guide

Dry Mouth is a medical condition known as xerostomia & can lead to oral health issues. Learn more about causes & remedies in this handy dry mouth guide!

Canker Sore Guide

This guide aims to educate the reader about canker sores, which are a very common affliction. It discusses the common causes of a canker sore and gives advice about how to treat and prevent it.

Bad Breath Guide

Bad breath, or halitosis, affects millions of people worldwide. Find out how it can be treated by medical and dental professionals as well as through various self-care practices and techniques.

Diabetes-Related Dry Mouth

People with diabetes are at risk for experiencing dry mouth syndrome or xerostomia. Learn more about dry mouth from diabetes & what you can do about it.

What Causes Canker Sores?

Doctors and researchers haven't reached a clear consensus on what causes canker sores, but they agree on several facts that contribute to outbreaks - read more here.

Tonsil Stones Pictures

Tonsil stones are calcifications made of hardened mucus, bacteria & other particles that form in the tonsils. View our gallery of tonsil stones pictures.

Post-Nasal Drip Treatment

Find out the many underlying causes of post-nasal drip. Determining the cause is required to apply an effective post-nasal drip treatment.

How to Stop Post Nasal Drip

There are several post-nasal drip symptoms to understand. Post-nasal drip is a very common problem. Learn how to stop post nasal drip now. Read more.

Halitosis Treatment

Halitosis treatment is available for the millions suffering from bad breath. Find out about halitosis treatment options including home remedies.

Halitosis Causes

There are a number of halitosis causes, which include poor dental hygiene, the food in your diet, dry mouth and medical conditions. Find about more about halitosis causes and treatment methods.

Canker Sores on the Tongue

A canker sore on tongue affects the ability to eat comfortably. Learn about the causes, symptoms & treatments of a canker sore on the tongue. Read more.

What Causes Bad Breath?

There are many causes of bad breath, some of the most common being food, dental issues, dry mouth & disease. Learn what causes bad breath.

Canker Sores on the Lip

Getting a canker sore on the lip can be painful. TheraBreath products provide treatment for canker sores on the lip, tongue & mouth. Learn more.

Canker Sore Pictures

TheraBreath presents an image library of canker sore pictures to help identify what a canker sore looks like in the mouth, on the lip, on the gums and on the tongue. To learn more, read our article and view canker sore pictures.

Home Remedies for Canker Sores

Learn about home remedies for canker sores that may work just as well as an over-the-counter gel or cream. Read more.

Post-Nasal Drip Remedies

This article provides some common post-nasal drip remedies that may be helpful in decreasing the symptoms of post-nasal drip cough and sore throat. Learn more.

Post-Nasal Drip Sore Throat

Post-nasal drip sore throat is caused by constantly trying to clear mucus from the back of the throat. Learn what you can do to treat it. Read more.

Bad Breath Diagnosis

Find out about bad breath diagnosis options that range from professional to personal testing. A halimeter device is most commoly used to diagnose bad breath and is used by Dr. Katz, founder of TheraBreath.


Gingivitis is an inflammatory response to bacterial buildup on the teeth. Read this article to learn how gingivitis causes bad breath & prevention.

Gum Disease Bad Breath

Gum disease is the build-up of oral plaque, which causes bad breath. Find out how to treat and prevent gum disease to improve oral health.

Halitophobia (delusion halitosis)

Halitophobia is the overstated fear a person has that they have halitosis (bad breath). Read about the causes, treatment and prevention of Halitophobia.

Nose and Bad Breath

There are a few reasons why the nose may cause bad breath, with the most common being post-nasal drip. Learn more.

The Tongue and Bad Breath

The tongue is a breeding ground for bacteria & may be aggravated by other issues. Find out how white tongue, bumps, & more can cause bad breath.

Tooth Decay and Bad Breath

Tooth decay causes conditions in the mouth that lead to bad breath. Learn how proper oral care will help prevent tooth decay and bad breath halitosis.

Smoker's Breath & Dry Mouth Causes & Remedies

Smoker's breath affects billions of people. Read more to learn how you can remedy smoker's breath & dry mouth with TheraBreath products and home remedies.

Senior Oral Health

Seniors have special oral health needs to prevent bad breath and dry mouth. See TheraBreath products that are great for Seniors looking to maintain oral health.

Diabetics and Oral Health

Learn about diabetes and oral health, along with oral care health products for diabetics that include sugar-free gum, toothpaste and mouthwash.

Oral Health for Kids

It is important to select the right products in oral health for kids. Read why it's so important to use an oral rinse that fights cavities and is free from alcohol, artificial colors and flavors and a toothpaste that is free from detergents in order to provide the proper oral care for children.

How to Get Rid of Post-Nasal Drip

There are several ways to get rid of post-nasal drip and the bad breath it causes. Learn how to get rid of post-nasal drip. Read more.

How a Cavity Treated by a Dentist

Learn how a dentist works to prevent and treat cavities in the mouth. Treating a cavity is important to further prevent tooth decay.

How do Probiotics Improve Oral Health?

Find out how oral care probiotics may be used to treat and prevent oral health problems that are bacteria-related such as bad breath, gingivitis, periodontitis and tooth decay.

Alcohol-Free Mouthwash

Alcohol is a common ingredient in mouthwash that temporarily reduces bad breath. Find out why using an alcohol-free mouthwash is the best solution.

Chronic Halitosis

Chronic halitosis is a type of bad breath that occurs on habitual basis. Learn more about its causes, treatment & prevention on TheraBreath.com now.

Are Canker Sores the Same as Cold Sores?

A common question searched online is are canker sores herpes? Learn how to identify the differences between a canker sore and herpes.

Anaerobic Bacteria

Anaerobic bacteria do not need oxygen to survive. Find out why, in dry mouth conditions, anaerobic bacteria is the primary cause of bad breath.

Bad Breath Detector

A bad breath detector can quickly test the intensity of volatile sulfur compounds in the mouth. Learn how a halimeter works to detect bad breath.

Best Toothpaste for Bad Breath

The best toothpaste for bad breath is SLS Free, which helps prevent erosion of the gums and oral lining. Learn which is the best toothpaste for bad breath.

Dental Plaque

Dental plaque builds up on the teeth and will lead to dental and gum disease, as well as bad breath if not properly managed. Read about what plaque is and how to prevent this condition.

Sjogren's Syndrome

Sjogren's Syndrome is a systemic autoimmune rheumatic disease that causes dry mouth. Find out which products will help decrease the dry mouth symptoms caused by Sjogrens Syndrome.

Bad Breath in Kids

Bad breath in kids is commonly caused by failing to brush the teeth & poor diet, but may also be caused by more serious health issues. Read more.

Chronic Canker Sores

Chronic canker sores are open sores on the tongue, gums, throat and tongue. Learn how a SLS-Free toothpaste may help decrease chronic canker sores and other treatment tips.

Chronic Post-Nasal Drip

Chronic post nasal-drip makes it difficult for a person to breath and creates bad breath due to a build up of mucus. Learn more.

Halitosis Definition

A halitosis definition should center on a description of chronic bad breath that exists when treatment steps are ineffective. Find out more about halitosis.

What Causes Tonsil Stones?

Discover what causes tonsil stones, a hard calcification that forms in the tonsil crypts and products a foul odor. Read more here.

Baby Bad Breath

Baby bad breath can be caused by different issues, from respiratory infections to dry mouth. Learn how to prevent & treat baby bad breath.

Bad Breath Caused by Disease

Bad breath isn't always just about your mouth. Other systemic diseases can cause bad breath. Learn more about halitosis due to disease on TheraBreath.com

Post-Nasal Drip Dry Mouth

Post-nasal drip causes excess mucus to leak into the back of the throat. When treated, dry mouth conditions may result - find out what you can do about it!

Senior Oral Health

Senior oral health is linked to heart disease due to bacteria in the mouth. Learn how seniors can improve oral health and prevent damage to teeth and gums.

What are Salivary Stones?

Salivary stones, a medical condition called Sialolithiasis, occurs due to oral health conditions. This article by Therabreath describes the how to detect, treat and prevent salivary stones.

Signs of Tooth Abscess

A tooth abscess occurs when harmful oral bacteria accumulate around the root or dead pulp of a tooth. Learn about the signs of a tooth abscess, prevention and treatment options.

TheraBreath PLUS Oral Rinse; Our Maximum Strength Mouthwash Alleviates Bad Breath Instantly

TheraBreath new PLUS Oral Rinse is our maximum strength mouthwash and includes green tea, aloe vera, xylitol and mint oil to make this mouth rinse the best tasting. Learn about its benefits here.

Teeth Whitening FAQ's

Get the answers to frequently asked questions about TheraBreath's teeth whitening products here.

Zinc (Zinc Gluconate)

Find out how Zinc Gluconate works in several ways to boost your immune system.

Echinacea (Echinacea Purpurea)

Learn how Echinacea has been used for over 400 years as a general therapy for your immune system.

Vitamin C (Ascorbic Acid)

Learn about the functions of Vitamin C and how it can help boost your immune system naturally.

Bad Breath Infographic

Millions of people suffer from bad breath and halitosis every day. Discover the causes of bad breath and halitosis with this infographic and get answers today.

Fluoride Toothpaste

Experts suggest that you use dentist-recommended fluoride toothpaste. What are the pros and cons of each? Learn more.


Gum disease can eventually lead to a much more serious condition - namely, Periodontitis. Learn more about the symptoms & treatment for Periodontitis.

The erosive effects of some mouthrinses on enamel

Highly acidic mouthwash can erode tooth enamel, especially if used prior to brushing. Learn more about the harmful effects of some mouthwashes, here.

What Causes Dry Mouth?

Dry mouth can be caused in numerous ways & can sometimes be avoided. Learn more now about what causes dry mouth & what you can do to prevent it!

Dry Mouth Remedies

Dry mouth, or xerostomia, is a medical condition that can lead to further oral health issues. Learn more about some dry mouth remedies that you can try.

Removing Tonsil Stones

Removing tonsil stones does not always entail minor surgery. You can go about removing tonsil stones with at home remedies & over the counter products. Learn how.

Tonsils and Bad Breath

Tonsil stones are a buildup of material in the mouth & may also cause bad breath. Learn more about causes & symptoms and treatments & prevention, here!

Scientific Studies about TheraBreath Products and Ingredients

Independent, scientific studies about TheraBreath products and ingredients. Learn how and why they are so effective at treating bad breath.

The Benefits of TheraBreath Oral Care Vitamins

TheraBreath Oral Care Vitamins and Supplements have been formulated to deliver specific oral care benefits. Here is a list of ingredients.

How To Prepare Your Moldable Treatment Trays

This step-by-step guide will help you mold your PerioTherapy treatment trays.

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