What Are Black Triangles Between Your Teeth?

Seeking perfect oral health implies resorting to multiple dental hygiene procedures, including flossing for many. However, there’s a common concern circulating within dental communities and online forums about black triangles between teeth.  In this blog post, we will discuss black triangles and flossing. However, there are various factors involved in the formation of black triangles, and it is crucial to determine whether flossing has something to do with the condition.


  1. Gum Recession: The main reason for black triangles is gum recession. When the gums recede from the teeth, they expose roots and create spaces. The causes of gum recession are linked to many factors such as genes, age, and overbrushing.


  1. Bone Loss: At times, black triangles are caused by bone loss around the teeth. This may be linked to periodontal disease, an inflammatory and infectious process involving the gums and supporting tissues.


  1. Tooth Shape and Position: Black triangles may also develop due to the natural shape and alignment of teeth. These spaces are more prevalent in tapered or triangular teeth.


Debunking the Myth: Flossing and Black Triangles


However, contrary to popular belief, flossing itself does not lead directly to black triangles between teeth. Regular flossing is one of the most important components of adequate oral health care that helps in preventing gum disease, which if left untreated, can result in recession and many other problems contributing to black triangles.


The Role of Gum Health:

  1. Gum Disease Prevention: Flossing is one of the most effective means through which plaque and debris can be removed from between the teeth as well as along the gumline. Since flossing prevents gum disease, indirectly it minimizes the risk of developing gum recession and black triangle formation.


  1. Gentle Flossing Technique: It is necessary to point out the correct flossing techniques to prevent possible damage. Aggressive and incorrect flossing can cause gum inflammation that possibly leads to recession. Dentists advise the use of a gentle back-and-forth movement, aside from forceful manipulations.


Preventing Black Triangles:

  1. Regular Dental Check-ups: Regular dental checkups are important in detecting early signs of gum disease and managing it immediately. Dentists can teach proper oral hygiene measures such as flossing.


  1. Orthodontic Evaluation: When tooth alignment results in black triangles, an orthodontic evaluation may help. Orthodontic treatment can improve oral aesthetics by making teeth straight and reducing the gaps between them.



Flossing does not lead to black triangles between teeth. Rather, the development of such gaps is dependent on several factors including gum recession, bone loss, and natural tooth shape. Flossing is still an important part of a complete oral hygiene regimen because it helps to prevent gum disease and keep the gums healthy. Through using the right flossing techniques and consulting with professionals, people can enjoy clean teeth without the fear of getting black triangles.

Need more help, just book an appointment with the experts of Oxford Smile Clinics and they will solve all your queries.