Residents of long-term care facilities were given a frozen supplement shake, which was found to be contaminated with strains of Listeria monocytogen. The outbreak has led to at least 42 people getting sick and 14 deaths.
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The Food and Drug Administration says the outbreak of multi-stage Listeria associated with frozen supplement shakes has seen an increase in death toll.
The increase in deaths from outbreaks comes three months after Lyons Magnus, a foodservice industry provider based in Fresno, California, recalls a 4-ounce carton from Lyons Readycare and Sysco Imperial Frozen supplemental shakes, a 4-ounce carton with a possible risk of listeria contamination. This product is Prairie Farms Dairy, Inc., located in Fort Wayne, Indiana. was produced by.
Lyons Magnus distributed products mainly to long-term care facilities across the United States under Lyons Readycare and Sysco Imperial Brand Name. The product is not sold in retail stores and the shakes should be available in the market, the FDA said.
The FDA and the U.S. Centers for Disease Control and Prevention have identified 38 people who were sick with Listeria poisoning and 12 people who died in 21 states, according to the agency in February 2025 that out of 38 people were hospitalized.
On Friday, May 16, the CDC and FDA increased the number of deaths to 14, increasing to 42 people who became ill (41 people hospitalized). The outbreak investigation has concluded, the agency said.
The outbreak of Listeria began in 2018
The CDC began investigating disease outbreaks among residents of long-term care and nursing homes in 2018 – a continuous investigation of cases in 2021 and 2023, but was unable to find sufficient evidence to identify food offenders.
When six new illnesses were reported in October 2024, the CDC resumed its investigation. In February 2025, frozen shakes were identified as a possible cause, and the CDC took samples from Prairie Farm.
Which states have Listeria cases associated with frozen shaking?
These are the 21 states that the FDA and CDC reported that they were aware of the listeria outbreak associated with this recall.
- Alabama
- California
- Colorado
- Connecticut
- Florida
- Illinois
- Indiana
- Maryland
- Michigan
- Minnesota
- Missouri
- Nevada
- new york
- North Carolina
- Ohio
- Oklahora
- Pennsylvania
- Tennessee
- Texas
- Washington
- West Virginia
What is Listeriosis or Listeria addiction?
Listeriosis, or listeria poisoning, is a food-borne bacterial infection most commonly caused by the bacterial listeria monocytogen.
According to the CDC, around 1,600 people get sick and 260 die from listeriosis each year. Most people get infected with Listeria and are not seriously ill. However, infections during pregnancy can lead to miscarriage, death, premature birth, or life-threatening infections in newborns, the USDA says.
Listeriosis can lead to death in people over the age of 65 or with weakened immune systems.
What are the symptoms of Listeria poisoning?
Signs and symptoms of listeriosis can appear several hours after eating contaminated food, and weeks after the USDA says. People in the high-risk category who experience flu-like symptoms within two months of eating contaminated food should contact their healthcare providers for medical care.
Among the symptoms:
- heat
- Fatigue
- Muscle pain
- headache
- Stiff shoulders
- confusion
- Loss of balance
- convulsions
- diarrhea
- Other gastrointestinal symptoms
Mike Snyder is a reporter for the trending team at USA Today. You can follow him in the thread, send BlueSky, X with X and send him an email Bliss & @mikegsnider.bsky.social & @mikesnider &msnider@usatoday.com
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