How to Use a Tongue Scraper: Step by Step, Without Gagging

To use a tongue scraper, stick your tongue out, place the scraper as far back as is comfortable, and pull it forward to the tip in one slow stroke with light pressure, then rinse it and repeat a few times until little comes off. Do it once a day, ideally in the morning before you brush. The whole thing takes under a minute. The rest of this guide covers the details that make the difference: how far back to go, how hard to press, how to stop gagging, and what to do if your tongue gets sore.

How to use a tongue scraper, step by step

1. Rinse the scraper under warm water.
2. Stand in front of a mirror and stick your tongue out as far as it comfortably goes. This flattens the tongue and moves the back of it forward, where you can reach it.
3. Hold the scraper by both ends (for a U-shaped scraper) or by the handle, edge facing down onto the tongue.
4. Place it on the back of your tongue. Go as far back as you can without gagging. The back third is where most coating builds up, so it matters most.
5. Breathe out slowly through your mouth as you set the scraper down. Exhaling helps quiet the gag reflex.
6. Pull forward in one smooth stroke to the tip of the tongue, using light, even pressure. Think of it as wiping, not digging.
7. Rinse the scraper to wash off what it collected.
8. Repeat across the middle and both sides of the tongue, usually five to ten strokes in total, until the scraper comes back almost clean.
9. Rinse your mouth with water and spit, then brush and floss as usual.
10. Clean the scraper and let it air dry before putting it away.

That is the same technique the ADA's consumer site describes: start at the back of the tongue and pull the scraper forward (MouthHealthy, ADA). In a 2021 study comparing tongue-cleaning methods, researchers concluded that wiping accurately from the back of the tongue to the front was what made the difference to bad breath and coating (Choi et al., 2021).

How hard should you press?

Lightly. The coating on your tongue is soft, and a smooth edge lifts it with very little force. Signs you are pressing too hard:

• Your tongue stings, feels raw or looks red afterward.
• You see pinpoint bleeding.
• The tongue feels sore the next day.

The NHS advice on bad breath includes not brushing so hard that your gums or tongue bleed (NHS). If your tongue gets sore, take a few days off and come back with half the pressure. Our guide to tongue scraper side effects covers what is normal and what is not.

How do you use a tongue scraper without gagging?

The gag reflex is the main reason people give up. It usually fades with practice, and a few tricks help from the first day:

• Exhale slowly through your mouth while the scraper is at the back.
• Start further forward than you think, then move back a little each day.
• Scrape before breakfast, on an empty stomach.
• Keep strokes quick at the back, then slow down toward the tip.

We cover nine more techniques in how to scrape without gagging.

When to use a tongue scraper: before or after brushing?

Most people scrape first, then brush. That way you clear the coating before brushing and do not drag toothpaste around the back of your tongue. There is no study showing the order changes results, so pick whichever you will stick with. The more important choice is timing: morning is best, because saliva flow drops during sleep and the coating is thickest when you wake. More detail in tongue scraper before or after brushing and when to use a tongue scraper.

How often should you use a tongue scraper?

Once a day is enough for most people, and it is what the NHS suggests for bad breath (NHS). Twice a day is fine if your tongue stays comfortable. Scraping more often than that does not add much, because the drop in odor-causing gases after each scrape is short-lived anyway; what counts is keeping the coating from building up day after day. See how often should you tongue scrape.

What comes off, and what is normal

The first few times, expect a white, yellowish or tan film on the scraper. That is dead cells, food residue and bacteria that collect between the papillae, the tiny projections on your tongue. If you have been mouth breathing, smoking, drinking coffee or getting over a cold, there may be more of it. Over a week or two of daily scraping, most people see less come off each morning.

What is not normal: white patches that will not come off, raw red patches or bleeding where the coating was, or a tongue color that does not change at all with cleaning. Those need a dentist or doctor to look at them, not harder scraping. Our tongue color guide and white tongue hub explain what different colors and patterns can mean.

Common mistakes

• Only scraping the front. The tip of the tongue is the easy part; the coating that matters is at the back.
• Pressing hard. More pressure does not remove more coating, it just irritates the tongue.
• Scraping over sores. Skip ulcers, lie bumps or any sore spot until it heals. A scraper is not a treatment for any of them.
• Not rinsing between strokes. You end up spreading the coating back on.
• Storing it wet in a closed case or bag. The ADA notes that storing a damp toothbrush in a closed container promotes microbial growth (ADA); the same applies to a scraper. Let it dry.
• Sharing one. Each person should have their own.

How to clean your tongue scraper

Rinse it under warm running water after each use and let it air dry. Wash it with soap and water every few days. A one-piece stainless steel scraper can also go in the dishwasher or be boiled; plastic usually cannot. Full instructions by material are in how to clean a tongue scraper.

Who should check with a dentist first

• Anyone with a sore, ulcerated or bleeding tongue.
• Anyone with white patches that do not wipe off.
• People recovering from mouth surgery or with a tongue piercing that is still healing.
• Young children. Babies need only a damp cloth on the gums; see how to clean a baby's tongue.

Which scraper to use

Any scraper with a smooth, rounded edge that reaches the back of your tongue will work. U-shaped metal scrapers are rigid and easy to clean; plastic ones are cheaper but can flex and scratch. The comparison is in stainless steel vs copper vs plastic, and if you are using one for a specific reason, such as a coated tongue, smoking or dry mouth, see our tongue scraper guides by need. Zoral's tongue scraper is a one-piece 316L stainless steel U-shape that can be boiled or put in the dishwasher, sold as a 2-pack.

The bottom line

Using a tongue scraper is simple: back to front, light pressure, rinse, repeat, once a day before brushing. Reaching the back of the tongue matters more than anything else, and gentle beats hard every time. If something on your tongue does not come off or hurts, stop scraping that spot and have it checked. To fit scraping into the rest of your routine, try our oral hygiene routine builder.