"The doll represents the incredible people living with T1D, and shows kids that a life with this condition is just as vibrant," Mattel said.

The new Barbie wears continuous glucose monitor (CGM), a device that tracks blood sugar levels, on her arm — while holding a phone displaying an accompanying app.

Barbie’s new doll with Type 1 diabetes was also introduced at Breakthrough T1D’s 2025 Children’s Congress held in Washington, D.C. this week, where the organization is advocating for continued federa...