Sodium Nitrite
Flagged by IARC Group 1 + WHO 2015 as a forms carcinogenic nitrosamines; WHO classified processed meat as Group 1 carcinogen concern
What it is
A preservative and color fixative in hot dogs, bacon, and deli meats. The WHO / IARC classified processed meat as a Group 1 carcinogen in 2015, primarily due to nitrites.
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