Out of Mints? How Yogurt Can Combat Bad Breath

May 3, 2025

Man checking his breath.

Bad breath, or halitosis, is a common problem that can be both embarrassing and frustrating. While brushing, flossing, and keeping regular dental visits are essential parts of keeping your breath fresh, some people are surprised to learn that certain foods may also help. One food that’s been getting attention for its breath-freshening potential is yogurt. But can yogurt really combat bad breath? Let’s explore how it works and what you should keep in mind.

How Yogurt Helps Fight Bad Breath

Yogurt contains live active cultures, also known as probiotics. These are beneficial bacteria that support a healthy balance of microbes in your body, including your mouth. When harmful bacteria in your mouth break down food particles, they produce sulfur compounds that can cause bad breath. Probiotics in yogurt may help crowd out those odor-causing bacteria, reducing their numbers and minimizing bad breath.

Some studies have shown that people who eat plain, sugar-free yogurt regularly can experience a noticeable reduction in hydrogen sulfide, one of the main culprits behind bad breath. Yogurt can also help reduce plaque and inflammation in the mouth, both of which contribute to halitosis.

Calcium and Vitamin D Benefits

Yogurt is also rich in calcium and vitamin D, which are important for maintaining healthy teeth and gums. Strong teeth and healthy gums create a less hospitable environment for the bacteria that cause odor. Gum disease, which can result from poor oral hygiene, is a common cause of chronic bad breath, so consuming foods that support gum health can make a difference.

Choosing the Right Yogurt

Not all yogurts are created equal. For yogurt to help combat bad breath, it’s important to choose the right kind:

  • Look for unsweetened or plain yogurt. Flavored yogurts are often high in added sugars, which can feed bad bacteria and actually worsen bad breath.
  • Check for live active cultures. These beneficial probiotics are the key to yogurt’s oral health benefits. Look for labels that mention strains like Lactobacillus and Bifidobacterium.
  • Greek yogurt can be a good choice, as it’s high in protein and often lower in sugar than regular yogurt.

Don’t Rely on Yogurt Alone

While yogurt can be a helpful part of your oral hygiene routine, it’s not a replacement for brushing, flossing, or dental checkups. If you have persistent bad breath, it could be a sign of an underlying issue like tooth decay, gum disease, or even a medical condition. Always consult your dentist if your halitosis doesn’t improve with basic care.

Yogurt, especially the plain, probiotic-rich kind, can be a simple and tasty way to help combat bad breath. By promoting a healthier balance of bacteria in your mouth and supporting overall oral health, it can be a beneficial addition to your diet. Just remember, it works best when paired with good oral hygiene and regular dental visits.

About the Author

Dr. Steven Kendrick is a graduate of the Oklahoma University College of Dentistry. He has furthered his education training at the Misch International Implant Institute, where he learned how to place and restore dental implants. Today, Dr. Kendrick stays current in his field through memberships in organizations including the American Dental Association, the Oklahoma Dental Association, the Oklahoma Dental Society, and the Academy of General Dentistry. If you’re in need of a cleaning and check-up, schedule your appointment today online or call (405) 732-0431.