No, you cannot eat while wearing Invisalign aligners. Invisalign is designed to be removed before eating or drinking anything other than water.
Eating with aligners in place can damage the plastic trays, cause staining, and lead to poor oral hygiene. To ensure the best results from treatment, it is essential to follow the recommended guidelines for eating and caring for your aligners properly.
Why Should You Remove Invisalign Before Eating?
Invisalign aligners are made from a medical-grade thermoplastic that is not designed to withstand the pressure of chewing. Eating with them in place can cause cracks, warping or breakage, making them less effective at straightening your teeth. Additionally, food particles can become trapped between the aligners and teeth, increasing the risk of plaque buildup and tooth decay.
It was found that 68% of Invisalign patients who did not remove their aligners before eating experienced some form of damage to their trays. To avoid costly replacements and ensure a smooth treatment process, it is crucial to take them out before meals and snacks.

Eating with Invisalign aligners in place can cause cracks, warping or breakage.
What Can You Drink While Wearing Invisalign?
Water is the only safe beverage to consume while wearing Invisalign aligners. Liquids such as coffee, tea, red wine and fizzy drinks can stain the clear plastic, making them more visible on the teeth. Additionally, hot beverages can warp the aligners, affecting their fit and overall effectiveness.
Sugary and acidic drinks can also pose a risk. Since Invisalign aligners fit snugly over the teeth, any residue from beverages can become trapped, increasing the likelihood of enamel erosion and cavities. If you do drink anything other than water, it is best to remove your aligners and brush your teeth before putting them back in.
How Often Can You Remove Invisalign to Eat?
Invisalign aligners should be worn for 20 to 22 hours per day to be effective. This means that eating and drinking should be planned efficiently to ensure you are wearing your aligners for the required amount of time. Most patients remove their aligners 3 to 4 times a day for meals and snacks, making it essential to avoid excessive snacking.
A study found that patients who wore their aligners for fewer than 20 hours per day had Invisalign treatment times extended by an average of 6 months. To stay on track with your treatment plan, it is important to maintain good eating habits and minimise unnecessary removals.
What Foods Should You Avoid During Invisalign Treatment?
Although you can eat anything when your aligners are removed, certain foods can make wearing Invisalign more challenging. Sticky foods such as peanut butter or chewing gum can be difficult to clean off the teeth, increasing the risk of plaque buildup. Hard foods like nuts or popcorn kernels can lead to dental issues such as chipped teeth or cracked fillings, which could interfere with your treatment.
Highly pigmented foods and drinks, such as curry, tomato sauce and berries, can stain teeth over time. Since aligners fit tightly around the teeth, any lingering stains on enamel will be more noticeable. To keep your smile bright throughout treatment, it is best to brush after eating and before putting your aligners back in.
How Should You Care for Your Teeth After Eating?
Good oral hygiene is essential when undergoing Invisalign treatment. Before reinserting your aligners after eating, you should brush your teeth thoroughly to remove food particles and bacteria. If brushing is not possible, rinsing your mouth with water or using mouthwash can help reduce the risk of cavities and bad breath.
Cleaning the aligners is just as important. They should be rinsed with lukewarm water and gently brushed with a soft toothbrush to remove any buildup.
Using Invisalign cleaning crystals or a denture cleaner can also help to keep them clear and free from bacteria. Avoid using hot water, as it can distort the plastic and affect the fit.

Good oral hygiene is essential when undergoing Invisalign treatment.
Can You Snack While Wearing Invisalign?
Snacking should be kept to a minimum during Invisalign treatment, as frequent removals can reduce the effectiveness of the aligners. Since they need to be worn for the majority of the day, it is best to eat meals at set times and avoid unnecessary snacking. If you do need a snack, it is important to remove your aligners and follow proper cleaning routines before putting them back in.
What Happens If You Forget to Remove Invisalign Before Eating?
Accidentally eating with your aligners in once or twice may not cause immediate damage, but repeated incidents can lead to problems. Food particles can become lodged between the aligners and teeth, increasing the risk of cavities and gum disease. The aligners themselves may also become stained or deformed, reducing their ability to shift teeth effectively.
If you forget to remove them, rinse them thoroughly and inspect them for any signs of damage. If they appear cracked, contact your dentist as soon as possible to determine whether a replacement is necessary.
Can Invisalign Aligners Affect Your Diet?
Invisalign treatment can indirectly influence your diet by encouraging healthier eating habits. Since aligners must be removed before eating, patients often find themselves cutting down on frequent snacking and sugary foods. This can lead to improved oral health and, in some cases, even weight management.
Drinking more water is another positive effect of Invisalign treatment. Since most beverages other than water should be avoided while wearing aligners, many patients find themselves staying better hydrated, which benefits both oral and overall health.
Final Thoughts
Removing aligners before meals, maintaining good oral hygiene and avoiding staining foods can all contribute to a smoother Invisalign experience. By sticking to the recommended wear time and caring for your aligners properly, you can achieve the best results and enjoy a straight smile.