Integrative management of periodontitis in type 2 diabetes patients: The emerging role of herbal medicine

Abstract

This editorial comments on the study by Lin et al, recently published a study in World Journal of Diabetes, which provides compelling real-world evidence that long-term use of medicinal herbs may reduce the risk of periodontitis and decrease ambulatory care utilization in patients with type 2 diabetes (T2D). Using Taiwan’s National Health Insurance database and a propensity-score-matched cohort of 9728 individuals, the authors reported a 52% reduction in periodontitis incidence among those receiving herbal therapy for more than two years. These findings align with growing evidence on the bidirectional relationship between T2D and periodontitis, driven by chronic inflammation, oxidative stress, and dysregulated host-microbial interactions. Recent clinical and mechanistic studies show that herbal phytochemicals - including Aloe vera, green tea catechins, curcumin, Triphala, licorice, cinnamon extracts and neem - exert anti-inflammatory, antioxidant, antimicrobial, and osteoprotective actions. By modulating pathways such as nuclear factor kappaB and NOD-like receptor protein 3 and supporting redox balance and bone metabolism, these botanicals offer a biologically plausible adjunct to conventional periodontal and metabolic care. Given the rising global burden of both T2D and periodontal disease, incorporating validated herbal formulations into interdisciplinary diabetes management could represent a valuable, non-invasive strategy to prevent complications and improve quality of life.

Keywords: Periodontitis; Type 2 diabetes; Herbal medicine; Inflammation; Antioxidants

Core Tip: The real-world cohort study by Lin et al demonstrates that adding traditional medicinal herbs to standard diabetes care reduces the incidence of periodontitis and the use of dental ambulatory services. Herbal therapies may modulate inflammation and promote bone remodeling, providing a safe, cost-effective, and integrative strategy to manage oral complications in patients with type 2 diabetes.