Although pharmaceutical retail is not water-intensive, RD Saúde treats this resource as essential to business continuity and community well-being. Use is focused on hygiene and cleaning, with rigorous monitoring. In 2025, the largest share of water supply came from sanitation utility companies (96.80%), supplemented by artesian wells at some distribution centers (2.74%), occasionally by water trucks (0.46%), and rainwater harvesting at the campus (less than 0.01%).