Do You Put Invisalign in Wet or Dry? A Comprehensive Guide
Oral Health Blog

Do You Put Invisalign in Wet or Dry? A Comprehensive Guide

For the best results, it's ideal to put Invisalign aligners in dry. Before inserting them, ensure they are clean and dry to prevent bacteria growth and maintain hygiene. Using a purple persulfate-free retainer cleaner helps keep your aligners clean without harsh chemicals, ensuring they are safe and effective when you put them in.

Understanding Invisalign Aligners

What Are Invisalign Aligners?

Invisalign aligners are custom-made, clear plastic trays designed to fit snugly over your teeth. They gradually shift your teeth into the desired position through a series of aligners, each slightly different from the previous one. Invisalign aligners are removable, which allows for easy eating, drinking, and oral hygiene.

Why Proper Insertion Matters

Inserting your aligners correctly is essential for several reasons:

  • Comfort: Proper insertion ensures that the aligners fit comfortably without causing unnecessary irritation.
  • Effectiveness: Correct placement ensures that the aligners work as intended, effectively moving your teeth.
  • Hygiene: Proper handling can help maintain the cleanliness and integrity of the aligners.

Wet or Dry: What’s the Best Practice?

The Case for Dry Aligners

Some orthodontic professionals recommend inserting Invisalign aligners while they are dry. Here’s why:

  • Better Grip: Dry aligners can provide a better grip on your teeth, reducing the risk of slipping and ensuring they stay in place.
  • Ease of Handling: Dry aligners are easier to handle without the slipperiness that can come from water or saliva.
  • Hygiene: Ensuring your aligners are dry can prevent the growth of bacteria and mold, which thrive in moist environments.

The Case for Wet Aligners

On the other hand, some people find it beneficial to wet their aligners before insertion. Here are the reasons why:

  • Lubrication: Wetting the aligners slightly can make them easier to insert, reducing the risk of discomfort, especially when transitioning to a new set.
  • Minimizing Friction: Moisture can help minimize friction between the aligners and your gums, reducing irritation.

Expert Recommendations

What Orthodontists Say

Most orthodontists agree that the choice between wet and dry aligners often comes down to personal preference and comfort. However, there are a few key points to consider:

  • Cleanliness: Always ensure your aligners are clean before inserting them, whether wet or dry. Rinse them thoroughly with lukewarm water to remove any debris or plaque.
  • Avoid Hot Water: Never use hot water to clean or rinse your aligners, as it can warp the plastic, affecting their fit and effectiveness.

Practical Tips for Inserting Aligners

  • Start with Clean Hands: Always wash your hands thoroughly before handling your aligners to prevent transferring bacteria.
  • Inspect Your Aligners: Before inserting, inspect your aligners for any cracks or damage. If you find any, contact your orthodontist.
  • Insert Carefully: To insert your aligners, gently place them over your teeth and use your fingertips to push them into place, starting from the front and moving towards the back.
  • Avoid Biting: Do not bite your aligners into place, as this can damage them.

Maintaining Your Aligners

Daily Cleaning Routine

  • Morning and Night: Clean your aligners every morning and night using a soft toothbrush and clear, mild soap. Avoid using toothpaste, as it can be abrasive and scratch the plastic.
  • Rinse Regularly: Rinse your aligners with lukewarm water every time you remove them to prevent buildup of saliva and bacteria.

Storage Tips

  • Use the Case: Always store your aligners in their case when not in use to protect them from damage and exposure to bacteria.
  • Avoid Napkins: Never wrap your aligners in napkins or tissues; this can lead to accidental disposal.

Common Mistakes to Avoid

Eating with Aligners

  • Remove Before Eating: Always remove your aligners before eating or drinking anything other than water to prevent staining and damage.
  • Clean Before Reinserting: After eating, brush your teeth and rinse your aligners before reinserting them to maintain oral hygiene.

Using Harsh Cleaners

  • Avoid Harsh Chemicals: Do not use harsh chemicals or abrasive materials to clean your aligners. Stick to mild soap and water.


The debate over whether to put Invisalign aligners in wet or dry ultimately comes down to personal preference. Both methods have their advantages, and the key is to find what works best for you. Ensuring your aligners are clean and handled correctly is essential for maintaining oral hygiene and achieving the best results from your treatment. By following the tips and guidelines outlined in this article, you can ensure a smooth and effective Invisalign experience, leading to a beautiful, straight smile.

Are you currently using or thinking about using retainer cleaning tablets? It's important to be aware that certain cleaner brands have the potential to cause toxic reactions.

It's crucial to be aware of harmful ingredients hiding in common cleaner brands. One such persulfate, which can pose SERIOUS health risks and is found in almost all leading retainer cleaners brands. Moreover, persulfate's health risks potentially impact respiratory health and skin sensitivities in your family, especially in teens and sensitive individuals. Learn more about the risk of persulfate HERE. 



The content in this article is for informational purposes only and is not a substitute for professional medical advice. Always consult with a healthcare provider before making any changes to your health regimen. The author and publisher do not take responsibility for any consequences resulting from the information provided in this article.