When we evaluate the ageing process of the lower face, our attention naturally gravitates toward the skin, the fat pads, and the underlying muscular structure. However, there is a foundational element that is frequently overlooked in aesthetic assessments: the teeth and the jawbone itself. The structural integrity of your dental arch plays a massive role in supporting the soft tissues of the lower third of the face. If you have experienced significant tooth loss, severe enamel wear, or periodontal disease, the resulting skeletal changes can dramatically accelerate the appearance of ageing, creating deep folds and a sunken profile. For patients seeking a comprehensive rejuvenation, combining restorative dentistry with targeted dermal filler Oahu treatments offers the most profoundly effective, multi-disciplinary approach to rebuilding a youthful, supported lower face.

The Phenomenon of Maxillofacial Bone Resorption

The roots of your teeth do much more than hold the teeth in place; they actively stimulate the surrounding jawbone (the maxilla and mandible), signalling the body to maintain its density and volume. When a tooth is lost or extracted and not replaced with a structural implant, that vital stimulation ceases immediately. Within the first year of tooth loss, the body begins a process called bone resorption, aggressively reabsorbing the calcium from the unused jawbone. As the jawbone physically shrinks and recedes, the overlying soft tissues—the lips, the cheeks, and the chin—lose their crucial architectural support. This rapid skeletal collapse leads to a prematurely sunken appearance, deepening the nasolabial folds and causing the lips to invert and appear significantly thinner.

Addressing Severe Dental Wear and Vertical Dimension

Bone resorption from tooth loss is not the only dental issue that affects aesthetics; severe wear and tear on the teeth also alter the facial structure. Years of chronic teeth grinding (bruxism) or acid erosion can significantly reduce the height of the teeth. In dentistry, this is referred to as a loss of 'Vertical Dimension of Occlusion' (VDO). When the teeth are shorter, the upper and lower jaws rest closer together. This over-closure causes the lower third of the face to visually compress. The chin appears to protrude upward, while the soft tissues of the cheeks bulge outward, creating heavy, premature jowls and deep, downturned lines at the corners of the mouth (marionette lines). Restoring the height of the teeth with crowns or veneers is often necessary to re-establish the correct vertical proportions of the face.

Using Injectables to Complement Dental Restoration

While dental implants and restorative crowns rebuild the hard, skeletal foundation, they cannot replace the soft tissue volume (fat and collagen) that has naturally depleted over time. This is where advanced aesthetic injectables become an essential partner to dental work. Once the dentist has restored the underlying bone structure and correct vertical height, an aesthetic practitioner can use highly cohesive hyaluronic acid products to refine the final result. Strategic injections along the newly supported jawline can sharpen the contour, while volume replaced in the cheeks and around the mouth smooths the deep folds that the dental issues originally exacerbated. This synergistic approach ensures that both the hard foundation and the soft exterior are comprehensively rejuvenated.

The Importance of Sequencing Your Treatments

When combining dental restorations with aesthetic enhancements, the sequence of treatments is critically important. It is highly recommended that patients complete all major structural dental work—such as the placement of implants, the restoration of bite height, or significant orthodontic realignments—before pursuing permanent or semi-permanent facial injectables. The aesthetic practitioner needs to evaluate and inject the soft tissues based on the final, stable position of the jaw and teeth. If fillers are placed before the dental work is finished, the subsequent changes in the jaw's position can cause the injected product to look asymmetrical or incorrectly placed. A collaborative consultation between your cosmetic dentist and your aesthetic provider ensures your treatment timeline is perfectly sequenced for optimal results.

Conclusion

The relationship between a healthy smile and a youthful facial contour is undeniable. Ignoring the structural impact of bone resorption or severe dental wear means treating only the symptoms of lower face ageing while neglecting the root cause. By bridging the gap between restorative dentistry and advanced aesthetic volume replacement, patients can achieve a truly comprehensive, structurally sound, and beautifully supported rejuvenation.

Call to Action

Are you experiencing changes in your lower facial contours that may be linked to past dental issues or tooth loss? Our clinical team understands the complex relationship between skeletal support and soft tissue aesthetics. Contact our practice today to schedule a comprehensive assessment and discuss how targeted volume restoration can complement your dental health.