Bleeding gums are a common dental concern that many people experience at some point in their lives. Whether it happens while brushing, flossing, or even eating certain foods, seeing blood in your saliva can be alarming. While occasional bleeding might seem harmless, it can also be a sign of underlying issues that require attention. Understanding what causes bleeding gums is the first step toward protecting your oral and overall health.

Poor Oral Hygiene and Plaque Buildup
The most common cause of bleeding gums is poor oral hygiene. When brushing and flossing are neglected, plaque, a sticky film made up of bacteria, food particles, and saliva, begins to build up along the gumline. Over time, this plaque hardens into tartar, which irritates the gums and triggers inflammation. This early stage of gum disease is known as gingivitis.
Gingivitis causes the gums to become swollen, red, and prone to bleeding, especially during brushing or flossing. The good news is that gingivitis is often reversible with proper dental care. Regular brushing, flossing, and professional cleanings can remove plaque and tartar, allowing the gums to heal and return to a healthy state.
Gum Disease (Periodontitis)
If gingivitis is left untreated, it can progress into periodontitis, a more serious form of gum disease. Periodontitis affects the deeper layers of the gums and can lead to the loss of bone and connective tissue that hold the teeth in place. At this stage, bleeding becomes more frequent and severe. The gums may recede, creating pockets where bacteria thrive, worsening the infection. Periodontitis requires professional treatment from a dentist or periodontist. Deep cleaning procedures, such as scaling and root planing, are often necessary to remove plaque and tartar below the gumline. In advanced cases, surgery may be needed to restore gum health.
Aggressive Brushing and Flossing
While good oral hygiene is essential, being too aggressive can also cause gum irritation and bleeding. Using a toothbrush with hard bristles or applying too much pressure can damage the delicate gum tissue. Similarly, flossing roughly or snapping the floss between the teeth can cause small cuts and inflammation. Using a soft-bristled toothbrush and gentle, circular motions can effectively clean the teeth without harming the gums. When flossing, it’s best to slide the floss gently along the sides of each tooth in a C-shape motion to remove debris without trauma.
Vitamin Deficiencies
Nutrition plays an important role in gum health. A deficiency in certain vitamins, particularly vitamin C and vitamin K, can contribute to bleeding gums. Vitamin C is essential for collagen production and tissue repair, while vitamin K helps with blood clotting. A lack of these nutrients can make gums more fragile and prone to bleeding. Consuming foods rich in vitamin C, such as citrus fruits, strawberries, and bell peppers, and foods high in vitamin K, like leafy greens and broccoli, can support healthier gums. In some cases, a healthcare professional may recommend supplements.
Medications and Medical Conditions
Certain medications can increase the likelihood of gum bleeding. Blood thinners, such as aspirin, warfarin, and clopidogrel, reduce the blood’s ability to clot, which can cause gums to bleed more easily. Some antihypertensive drugs, antidepressants, and anti-seizure medications may also cause gum overgrowth or inflammation, making bleeding more likely.
Additionally, underlying health conditions such as diabetes, leukemia, and hormonal changes during pregnancy can affect gum health. People with diabetes, for example, are more susceptible to infections, including gum disease, due to impaired blood sugar control. Pregnant women often experience pregnancy gingivitis, a temporary condition caused by hormonal fluctuations that make gums more sensitive.
Tobacco Use and Lifestyle Factors
Smoking and using other forms of tobacco have a significant impact on gum health. Tobacco reduces blood flow to the gums, weakens the immune system, and interferes with the body’s ability to heal. Smokers are more likely to develop gum disease and may not notice symptoms like bleeding because nicotine restricts blood vessels and masks inflammation. Stress, poor sleep, and a weakened immune system can also contribute to gum problems by reducing the body’s ability to fight bacterial infections.
Treatment for Bleeding Gums in Jacksonville, FL
At Alexander Dentistry, we are dedicated to helping you preserve your oral health. While occasional gum bleeding isn’t always a concern, persistent or heavy bleeding can indicate an underlying health issue. If you experience red, swollen, or bleeding gums, don’t hesitate to reach out. Contact our office today to schedule a consultation and learn more about your treatment options.
