Neilson’s chocolate milk in the 4 liter bags with the best before date of June 1 due to a possible Listeria contamination. There have been several illnesses that may be linked to the milk. Head company Saputo says further testing is underway. Some Presidents Choice Trail Mix products containing sunflower seeds, are also on the list of being contaminated with Listeria. Also Kashi trail mix Whole Grain Bars, sold in packs of six with best before dates of January and February 2017 and 18 Packs with dates between September and November 2016. The Canadian Food Inspection Agency says the products should not be consumed.