Is mouthwash safe for kids to use?
- Radhika Nair
- May 8, 2021
- 3 min read
Updated: Sep 1, 2021
Is mouthwash really necessary? Does it help or do more harm? Many parents ask this question. Here are the pros and cons of using mouthwash, so parents can make informed choices.

There are undoubtedly a number of benefits of using mouthwash as an oral health aid to tackle problems of gums and teeth. There are therapeutic mouthwashes that help reduce or control plaque, gingivitis, bad breath, and tooth decay. These are available both over-the-counter and by prescription, depending on the formulation. However, while choosing a mouthwash for your child, there are also risks that parents need to be vigilant about. Here are the things that parents need to keep in mind when starting the use of mouthwash as an oral hygiene aid for their young ones.
What is the best age to start using Mouthwash?
Children younger than the age of six should not use mouthwash, unless directed by a dentist, because they may accidentally swallow large amounts of the liquid. Consuming a large amount of mouthwash can lead to a serious health risk. Even after the child turns six, the use of mouthwash should always be supervised by an adult. This is because young children take time to develop adequate motor functions and control of tongue and facial muscles to rinse and spit out the liquid completely. In addition to the risk of swallowing the mouthwash, its early use can actually lead to a dental condition that can negatively affect the appearance of your child’s smile. This can happen because of the presence of Fluoride in most anti-cavity mouthwashes. Fluoride is a naturally occurring mineral which is found to have a protective effect on teeth. In children suffering from cavities, using a mouthwash containing fluoride can make the teeth stronger and help protect from damage caused by bacteria in the mouth. However, consumption of large amounts of fluoride, especially in age groups of six to eight or younger, can lead to a condition called Fluorosis, where there is permanent damage to the appearance and form of the teeth.
How to chose the right mouthwash for Kids
While adults in a house may be accustomed to using a specific kind of mouthwash, it may not be suitable for the children. Many antiseptic mouthwashes contain alcohol, which can be too strong for kids and could cause serious health issues if swallowed. Nowadays, age appropriate mouthwashes are available in supermarkets that come in a variety of flavors that kids will love. But be sure to check the contents for the absence of alcohol and the exact quantity of fluoride. When in doubt, it is best to check with your dentist to make sure your child gets the appropriate mouthwash for his age and oral condition.
Tips for starting your child with mouthwash
Keep mouthwash out of reach from children - Children have a natural curiosity to explore new things in their surroundings and to put everything that tastes and smells good into their mouth. This can be a cause for accidental consumption of dangerous chemicals and drugs that are kept within range of small children. Like all medications and chemicals, it is important to store mouthwash locked away in a place where kids cannot reach it.
Practice how to use mouthwash with plain water - to prevent children from swallowing the mouthwash when rinsing, it is a good idea to have them practice with water first to get used to the feeling of holding and swishing liquids in the mouth and spitting it out.
Make the process enjoyable and fun - The best way to get your child to embrace a new, good habit is to make it fun and exciting. Try singing a favorite rhyme, or a cool Pop song to get into the rhythm. Make 'B-F-M '- brushing, flossing and mouthwash a complete oral hygiene routine. This way, it will become a part of the lifestyle, just like bathing and combing hair. Remember, mouthwash alone is not sufficient for maintaining good oral hygiene. It should not be used as a substitute for brushing and flossing.
Citation
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4. Blom T, Slot DE, Quirynen M, Van der Weijden GA. The effect of mouthrinses on oral malodor: a systematic review. Int J Dent Hyg 2012;10(3):209-22.
5. Van der Weijden FA, Van der Sluijs E, Ciancio SG, Slot DE. Can Chemical Mouthwash Agents Achieve Plaque/Gingivitis Control? Dent Clin North Am 2015;59(4):799-829.
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