Tahoor Association for the Care and Support of Cancer Patients is a nonprofit organization based in Unaizah, Saudi Arabia. Its vision is excellence in combating cancer and providing comprehensive services to patients. The association aims to empower people affected by cancer, support their health, and help them with social and psychological needs, while promoting prevention through awareness and early detection.

Tahoor offers programs including Sand, an early detection program, and Wa‘i, alongside practical support such as educational assistance, medical devices, and treatment-related travel for cancer patients. Its work also includes public health awareness campaigns, community events, and initiatives to strengthen collaboration among organizations serving patients. The association provides information and resources through its media channels and knowledge center, and invites the public to request services, volunteer or apply for employment, and contribute through its online donation platform and designated bank accounts. Tahoor works with health, government, nonprofit, and community partners to extend its reach and improve support for patients.