If you’re heading to the supermarket to buy red onions, you may want to be careful.
At least 979 individuals in the U.S. and Canada have been infected with salmonella linked to onions sold in grocery stores all over the country.
Federal health officials report an outbreak of salmonella is infecting 640 people in more than 40 states, according to the most recent numbers from the CDC.
The outbreak is linked to red onions, and officials identified a California company as the likely source, reported CNBC.
As of Friday, Canadian health officials have identified 339 cases that were linked to contaminated onions, reports Business Insider.
In a statement, the Food and Drug Administration said that Thompson International of Bakersfield, California said it would recall all types of onions because of the risk of “cross-contamination.”
The agency said that the recall will include red, sweet, yellow and white onions from Thompson International.
According to the CDC, Salmonella Newport has sickened 640 people and has resulted in 85 hospitalizations. However, no deaths have been reported. The agency confirmed the illnesses began between mid-June and mid-July.
The CDC wrote, “Check the package or look for a sticker on an onion to see if it is from Thomson International, Inc. If it is, don’t eat it. Throw it away. If you can’t tell where your onions are from, don’t eat them. Throw them away.”
According to the CDC’s website, Salmonella symptoms include diarrhea, fever, and stomach cramps. The illness usually lasts four to seven days.
Onions from Thompson International are sold at various grocery stores including Kroger and Walmart. Recalled onions include those which are sold under the following brands.
—TLC Thomson International
—Tender Loving Care
As of August 7, the CDC identified 640 case numbers in 43 states, broken down by state below.