Atraumatic Restorative Treatment (ART) has emerged as an essential strategy in dentistry, particularly in regions with limited resources and for patient populations facing barriers to conventional treatments. This minimally invasive approach involves gently removing caries using hand instruments and restoring cavities with materials like high-viscosity glass ionomer cement (HVGIC). This article provides a comprehensive overview of the ART technique, covering its historical development, indications, contraindications, and clinical efficacy. It highlights its versatility and potential to improve access to quality dental care worldwide.