Salmonella contamination principally happens with hen and eggs, however these microbes can survive in peanut butter regardless of its low moisture content material. For probably the most half, peanut butter is usually protected from Salmonella after it strikes by means of the manufacturing chain. The dry roasting course of itself kills off any doable Salmonella. If any peanut butter turns into contaminated, it is often after the peanuts are roasted. You would possibly keep in mind the Jif peanut butter recall in 2022 after a number of individuals obtained Salmonella infections after consuming peanut butter from a Smucker’s facility in Kentucky. Salmonella will be fairly cussed and might survive in a contaminated jar for the shelf lifetime of the peanut butter as a result of peanut butter is low in moisture and excessive in fats.
Aflatoxin B1 is taken into account carcinogenic and is commonly present in corn and peanuts, notably if the situations during which they’re harvested are poor. The aflatoxins can contaminate the peanut butter if the processing requirements are poor or unregulated. Aflatoxin contamination has been an issue in growing nations. The U.S. Meals and Drug Administration exams uncooked peanuts and peanut butter for aflatoxins, which is why there hasn’t been an aflatoxin outbreak in the USA (per the Nationwide Most cancers Institute).
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