Smile Dental Arts Centre

Invisalign & Orthodontics

How to Care for Your Invisalign Trays

Invisalign only works when your aligners are clean and worn consistently. Neglected trays can become cloudy, develop odours, or harbour bacteria, which is uncomfortable and can affect your results.

The good news is that caring for your aligners is quick and simple once you know the routine. Here is how to keep them clear and effective throughout your treatment in Markham.

Daily cleaning basics

  • Rinse your aligners every time you remove them to prevent saliva and plaque from drying on.
  • Gently brush them with a soft toothbrush and clear, unscented soap or a dedicated cleaner — not coloured or abrasive toothpaste, which can scratch them.
  • Brush and floss your teeth before putting the aligners back in, so you do not trap food and bacteria against your teeth.

A clear tray is a healthy tray, and a consistent routine takes only a couple of minutes a day.

Habits that protect your aligners

Always remove your aligners to eat or to drink anything other than water. Hot drinks can warp the plastic, and coloured or sugary drinks can stain them or feed bacteria. When your trays are out, store them in their case rather than a napkin, where they are easily thrown away by mistake.

Consistent wear of 20 to 22 hours a day keeps your treatment on schedule, as explained in our cost and timeline guide.

What to avoid

Do not use hot water, harsh chemicals, or coloured soaps to clean your aligners, and avoid leaving them exposed to heat, such as in a hot car. If you play sports or grind your teeth, ask your dentist about protecting your aligners and your teeth.

If you are still deciding whether clear aligners suit your lifestyle, compare them with braces in our Invisalign versus braces guide.

Frequently asked questions

How do I clean my Invisalign trays?

Rinse them whenever you take them out, gently brush with a soft toothbrush and clear soap or a dedicated cleaner, and avoid coloured or abrasive toothpaste. Always brush your teeth before reinserting them.

Can I drink coffee with Invisalign in?

It is best to remove your aligners for anything other than water. Hot drinks can warp the plastic and coffee can stain the trays. Rinse your mouth and aligners before putting them back in.

How often should I wear my aligners?

Wear them 20 to 22 hours a day, removing them only to eat, drink, and clean your teeth. Consistent wear is essential to stay on schedule.

This article is for general educational purposes only and is not a substitute for professional dental advice, diagnosis or treatment. Treatment suitability, procedures, risks and costs vary by individual. Always consult a licensed dentist about your specific situation.

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