Aflac Incorporated provides supplemental insurance products designed to help cover expenses that traditional health insurance does not. Its offerings include accident, cancer, critical illness, dental, vision, life, and pet insurance, as well as short-term disability and final expense insurance. Aflac primarily serves individuals and businesses, providing both direct-to-consumer and employer-offered products. The company operates in the United States and Japan, focusing on enhancing financial security for its policyholders during times of medical need.