Denti-Chek is a patented dental plaque disclosing solution developed by THOMASTONE, designed to make invisible oral biofilm visible in daily brushing routines. Unlike conventional chemical-based disclosants, Denti-Chek uses a natural gardenia blue pigment that is safe, non-toxic, and effective for both children and adults.By highlighting plaque areas on teeth, Denti-Chek provides instant visual feedback, helping users improve their brushing technique and motivation. It transforms a passive hygiene activity into an engaging, educational experience—ideal for home use, schools, and clinical settings.Denti-Chek complies with regulatory standards and has received safety approval from the Korean Ministry of Food and Drug Safety. It is available in convenient formats such as mouthwash or swab, and is especially useful in pediatric oral health education and elderly care.The product is designed for broad adoption across public health programs, dental clinics, and wellness platforms. Its intuitive, visual approach can be easily integrated into digital health services, remote care, and school-based hygiene curricula—making it a scalable tool for behavior-based preventive care.