7 Tips to Ease New Aligner Discomfort

Starting Invisalign or another clear aligner treatment is an exciting step toward a straighter smile. But if you’ve just begun, you may have noticed some soreness or pressure as your teeth adjust. This is completely normal and actually a sign that your aligners are doing their job, gently moving your teeth into their ideal positions. While discomfort usually lessens within a few days, there are several ways you can make the adjustment period easier and more comfortable.

Why Do New Aligners Cause Discomfort?

Each new set of aligners is designed to shift your teeth slightly closer to their final position. That gentle pressure can feel like tightness, soreness, or mild aching, especially during the first couple of days with a new tray. Your teeth, gums, and even the tiny ligaments holding your teeth in place are adapting to change. Think of it as a workout for your smile—some soreness is natural, but it shouldn’t be unbearable.

Tips to Ease Aligner Discomfort

Switch Aligners Before Bedtime

One of the best strategies is to change to a new set of aligners at night. This way, you’ll sleep through the first several hours of tightness, giving your mouth time to adjust while you rest.

Use Over-the-Counter Pain Relief

If soreness feels more noticeable, taking an over-the-counter pain reliever such as ibuprofen or acetaminophen can help. Always follow dosage instructions and remember this is usually only needed for the first day or two with new aligners.

Apply Cold Compresses

Holding a cold compress against your jaw or sipping on ice water can reduce inflammation and numb discomfort. Just be sure not to chew on ice, as that can damage both your teeth and aligners.

Stick to Soft Foods for a Day or Two

Biting into crunchy or chewy foods can feel uncomfortable during the first 24 to 48 hours of wearing a new tray. Choosing softer options like yogurt, pasta, eggs, or smoothies can give your teeth a break.

Use Aligner Chewies

Aligner chewies are small, soft cylinders you bite down on to help your trays fit snugly against your teeth. This can improve the effectiveness of your treatment and sometimes ease pressure by evenly seating the aligner.

Keep Up with Good Oral Hygiene

Soreness can feel worse if your gums are inflamed. Brushing gently but thoroughly and flossing daily keeps your mouth healthy and minimizes irritation.

Stay Consistent with Wear Time

While it may be tempting to remove your aligners when they feel uncomfortable, it’s actually better to wear them as directed (usually 20 to 22 hours a day). Consistent wear helps your teeth adjust faster, reducing discomfort in the long run.

When to Call Your Dentist or Orthodontist

While mild soreness is normal, sharp pain, aligners that don’t seem to fit properly, or sores that don’t heal should be discussed with your provider. They can check that your trays are fitting correctly and provide advice tailored to your situation.

Some discomfort is a natural part of the Invisalign process, but it doesn’t have to interfere with your daily life. With a few simple strategies—like switching trays before bed, using chewies, or sticking to soft foods—you can make the adjustment period smoother. Remember, each small ache is a step closer to your beautifully aligned smile.

About the Author

Dr. Bradford Plasha is a graduate of the Rutgers School of Dental Medicine, where he also completed an externship in prosthodontics. He has remained committed to learning with ongoing education courses and staying current in his field through memberships in the American Dental Association and the Pennsylvania Dental Association. If you’re looking for an expert provider to handle your Invisalign treatment, look no further than Dr. Plasha and our talented team! Schedule your appointment online or call us at (484) 854-6900.