Most of us enjoy something acidic every day. It might be orange juice at breakfast, a fizzy drink at lunch or lemon in our water. You don’t need to give them all up, but it helps to understand how tooth erosion works. A few small habits may help protect your teeth.
Key takeaway: acid softens your enamel, and enamel can’t grow back, so it’s worth protecting the enamel you have.
This guide explains what tooth erosion is and which acidic foods and drinks to be aware of. It also covers simple ways to look after your teeth.
What Is Tooth Erosion?
Tooth erosion, also called dental erosion, happens when acid dissolves and softens the outer layer of your teeth. This layer is called enamel, and it protects the softer part underneath. healthdirect says tooth enamel can’t grow back once it’s gone, which is why prevention matters.
Tooth enamel erosion is different from tooth decay. Decay is caused by bacteria, while erosion comes from acid alone. Because enamel erosion happens slowly, you may not notice it at first. Over time, the softer dentine underneath can become visible.
Which Acidic Foods and Drinks Affect Your Enamel?
Many everyday favourites are acidic. Acidic foods and drinks that may affect your enamel include:
- Soft drinks, including sugar-free ones
- Sports and energy drinks
- Fruit juice and cordial
- Citrus fruits, such as lemons and oranges
- Wine
- Vinegar-based foods, such as some dressings and pickles
The Australian Dental Association notes that sugar-free drinks may erode enamel too. The more acidic the drink, the greater the risk with frequent consumption.
How you have these drinks matters as well. Taking frequent sips keeps acid on your teeth for longer. A drink sipped slowly over a few hours may affect your teeth more than one finished in a single sitting.
Other Tooth Erosion Causes
Food and drink aren’t the only sources of acid. Stomach acid can also wear away enamel if it reaches your mouth. This can happen with reflux or repeated vomiting, so it’s worth mentioning to both your doctor and your dentist.
Children’s teeth need extra care too. According to healthdirect, baby tooth enamel is softer than adult enamel, so acids can damage it more easily.
Signs of Enamel Loss
Enamel loss can be subtle, so keep an eye out for changes like these:
- Sensitive teeth when you have hot, cold or sweet foods
- Teeth that look more yellow, as the dentin shows through
- Edges that look thin or see-through
- Smooth, rounded or worn biting surfaces
- Fillings that seem to sit higher than your teeth
These signs can have other causes, so a dentist needs to examine your teeth to find out what’s going on.
Related: Fluoride-Free vs Fluoride Toothpaste: Which One Should You Actually Use?
How to Protect Your Enamel
You don’t have to give up the foods and drinks you enjoy. Instead, these habits may help your teeth cope with acid:
- Have acidic foods and drinks with meals. This limits how often your teeth are exposed to acid.
- Choose water most of the time. The Australian Dental Association supports fluoridated tap water as a tooth-friendly choice.
- Finish drinks in one sitting. Try not to sip an acidic drink over several hours.
- Use a straw. It may help acidic drinks bypass your teeth.
- Rinse with water afterwards. A quick swish may help wash acid away.
- Wait before you brush. healthdirect advises waiting at least half an hour after acidic drinks or vomiting. Softened enamel is easier to wear down.
- Brush twice a day with fluoride toothpaste. Use a soft-bristled toothbrush and gentle pressure.
- Keep up with check-ups. Regular visits help your dentist spot changes early.
Small habits like these add up, but they work best alongside professional advice.
What Happens at a Dental Check-Up?
At a check-up and clean, your dentist examines your teeth and may take digital X-rays if needed. They can look for signs of enamel wear and talk through your diet and daily habits. You’ll also get personalised advice on caring for your teeth at home.
Tooth erosion treatment depends on how much enamel has been lost and which teeth are affected. Early on, it often starts with advice on diet and daily care. If teeth have worn down, your dentist can explain the restorative options that may suit you.
Protecting Your Enamel, One Habit at a Time
Tooth erosion happens when acid softens enamel, and everyday foods and drinks are the most common source. Having acidic items with meals, rinsing with water and waiting before you brush can all help protect your teeth.
If you’d like a closer look at your enamel, a dental check-up and clean is a good place to start. Our team at MySolutions Dental Clinic in Crows Nest is happy to chat. You can book a visit online at a time that suits you.
Disclaimer: This article is general information only and isn’t a substitute for personal advice from a registered dentist or doctor. Only an examination can find the cause of enamel wear, and the right care depends on your individual needs.
Frequently Asked Questions
Do Sugar-Free Drinks Still Affect Your Teeth?
They can. healthdirect lists soft drinks, including sugar-free ones, among the acidic drinks that may cause dental erosion. The Australian Dental Association has also reported that sugar-free drinks may erode enamel. Water is a gentler choice for your teeth.
Should I Brush Straight After Acidic Food or Drinks?
It’s best to wait. healthdirect advises waiting at least half an hour before brushing after acidic drinks. In the meantime, rinse your mouth with water.
Can Worn Enamel Grow Back?
No. Tooth enamel can’t grow back once it has worn away. That’s why prevention is so important. Your dentist can talk with you about protecting the enamel you still have.
Does Lemon Water Affect Your Teeth?
It can, because lemon is acidic. Frequent sips of acidic drinks keep acid in contact with your teeth for longer. Drinking it in one sitting, using a straw and rinsing with water afterwards may help.
