Biological Dental Hygiene: Principles, educational pathways, and clinical practice considerations

Dental hygiene practice is rapidly evolving in response to emerging evidence on the oral-systemic health connection, advances in preventive technologies, and increased emphasis on individualized, minimally invasive care. A commitment to lifelong learning and continuing professional development is essential for maintaining clinical competence and integrating new scientific knowledge into practice. Biological dental hygiene has emerged as a complementary framework that emphasizes whole-body health, biocompatibility, reduction of toxic exposures, and prevention-centered care. This approach expands traditional dental hygiene practice by incorporating enhanced risk assessment, salivary diagnostics, targeted preventive strategies, as well as patient education focused on nutrition, inflammation reduction, and systemic health influences. This short report describes the principles of biological dental hygiene and its clinical application, including minimally invasive periodontal therapy, risk-based preventive protocols, and the use of biocompatible materials and adjunctive technologies. It also reviews professional development opportunities through the International Academy of Oral Medicine and Toxicology and the International Academy of Biological Dentistry and Medicine, which provide structured educational programs, ongoing professional development opportunities, and advanced credentials in biologically oriented oral health care. While these certifications do not alter licensure scope of practice, they support professional development and interdisciplinary collaboration. Biological dental hygiene offers an expanded framework for integrating oral and systemic health considerations into preventive care. Continued engagement in evidence-informed education and professional certification may enhance patient education, clinical decision-making, and overall care delivery within dental hygiene practice.