The Centers for Disease Control and Prevention (CDC) is urging people to check their supplement shakes after a Listeria outbreak.

Recalled supplemental shakes were distributed to hospitals and long-term care facilities nationwide, federal officials say.

An ongoing listeria outbreak credited with 11 deaths is linked to frozen supplemental shakes. Here’s what you should know: What shakes have been recalled and where did they go? The shakes, sold in 4-ounce cartons under the brands Lyons ReadyCare and Sysco Imperial,