Sore gums usually stem from bacterial buildup along the gumline, and the fastest way to get relief is a combination of better daily cleaning habits and a simple saltwater rinse. Most gum pain falls into one of a few categories, and each one calls for a slightly different approach. Here’s how to figure out what’s going on and what to do about it.
Figure Out What’s Causing the Pain
The most common reason gums hurt is early gum disease, called gingivitis. It happens when plaque, a sticky film of bacteria, isn’t fully removed each day. That plaque hardens into tartar, which irritates the gum tissue and causes redness, swelling, and tenderness. If it progresses, the infection can spread to the bone beneath your gums, making it painful to chew. The good news is that gingivitis is reversible when caught early.
Not all gum pain is gum disease, though. Canker sores can form at the base of the gums and cause intense, localized pain. These are small oval sores with a white or yellow center and a red border. Minor ones heal on their own in one to two weeks. If your pain is concentrated around a single spot that looks like a sore rather than spread across your gumline, that’s likely what you’re dealing with.
A third possibility is a dental abscess, which is a bacterial infection that creates a pocket of pus near the tooth root or gum. Abscess pain tends to be severe, constant, and throbbing, often radiating into the jaw, neck, or ear. You might also notice swelling in your face or cheek, tender lymph nodes under your jaw, fever, or a foul taste in your mouth. If you have facial swelling with a fever, or any difficulty breathing or swallowing, that’s a medical emergency.
Quick Relief at Home
A saltwater rinse is one of the simplest and most effective things you can do right now. Dissolve half a teaspoon of salt in a cup of warm water, swish it gently around your mouth for 30 seconds, and spit it out. Salt water reduces inflammation and lowers the bacterial load in your mouth. You can repeat this two to three times a day.
For pain that’s making it hard to eat or concentrate, over-the-counter pain relievers work well. The American Dental Association recommends combining ibuprofen and acetaminophen for dental pain, as this combination works as effectively as prescription painkillers for most people. A standard dose is 400 mg of ibuprofen (two regular pills) taken alongside 500 mg of acetaminophen. Take them with a full glass of water and some soft food. Avoid this combination if you have kidney or liver problems, are pregnant, or take blood thinners.
Cold compresses on the outside of your cheek can also help numb the area and reduce swelling. Apply for 15 to 20 minutes at a time with a cloth between the ice and your skin.
Fix Your Daily Cleaning Routine
If your gums are hurting because of plaque buildup, your brushing and flossing habits are the single most important thing to change. The ADA recommends brushing twice a day and cleaning between your teeth with floss or another interdental cleaner once a day. That “once a day” part is where most people fall short.
When your gums are already sore, flossing can feel counterintuitive because it may cause some bleeding at first. This is normal and actually a sign that the tissue is inflamed and needs more consistent cleaning, not less. Within a week or two of daily flossing, the bleeding and tenderness typically decrease as the gum tissue heals. Use a soft-bristled toothbrush and gentle pressure to avoid further irritation. If you have wider gaps between your teeth or existing gum disease, interproximal brushes (small brushes designed for between teeth) may work better than traditional floss.
One detail people often overlook: use a fresh piece of floss each time. Reusing floss can reintroduce bacteria into your mouth and cause the floss to fray, making it less effective.
Check Your Vitamin C Intake
Low vitamin C levels are linked to gum problems in a way many people don’t realize. A review of 15 studies covering over 1,100 people, combined with CDC survey data from more than 8,200 participants, found that people with low blood levels of vitamin C had a higher risk of gum bleeding even from gentle pressure. Bleeding is often the companion symptom to gum pain, and both can signal that your diet needs attention.
The recommended daily intake of vitamin C for adult men is 90 mg (75 mg for women). Researchers suggest aiming higher, around 100 to 200 mg daily, for gum health specifically. You can get there through foods like bell peppers, kiwis, oranges, strawberries, and kale, or with a modest supplement.
When You Need Professional Cleaning
If your gum pain doesn’t improve after a couple of weeks of consistent home care, you likely have tartar buildup that can’t be removed with a toothbrush alone. Tartar is hardened plaque, and once it forms, only a dental professional can get rid of it.
The standard treatment for mild to moderate gum disease is called scaling and root planing, sometimes referred to as a deep cleaning. Your dentist or hygienist uses specialized tools to scrape tartar from above and below the gumline, then smooths the root surfaces so gum tissue can reattach more easily. It removes the disease-causing bacteria and, ideally, you only need it done once. After that, regular dental cleanings and good daily habits should keep things under control.
Beyond pain relief, getting tartar removed has broader benefits. It eliminates the bacteria responsible for chronic bad breath, reduces the risk of tooth loss and gum recession, and lowers your overall bacterial burden. Oral bacteria can enter the bloodstream and affect other parts of the body, so keeping your mouth healthy has ripple effects on your general health.
Signs That Need Urgent Attention
Most gum pain resolves with the steps above, but certain symptoms point to something more serious. Seek care promptly if you notice any of the following:
- Severe, throbbing pain that spreads to your jaw, neck, or ear
- Facial or neck swelling, especially combined with a fever
- Difficulty breathing or swallowing
- Pus or a sudden rush of foul-tasting fluid in your mouth
- Canker sores lasting longer than two weeks, or new sores appearing before old ones heal
Facial swelling with fever can indicate that an infection has spread deeper into the jaw or throat. If you can’t reach a dentist, go to an emergency room. Infections in this area can become dangerous quickly when left untreated.