Which natural carcinogen is considered the most dangerous?

Aflatoxins are considered the most dangerous natural carcinogen due to their potent carcinogenic properties and their prevalence in certain food products. They are produced by specific molds, particularly Aspergillus species, which can contaminate crops such as peanuts, corn, and other grains. Aflatoxins are highly toxic and can lead to liver cancer, especially in populations with high exposure levels and underlying factors, such as hepatitis infections.

The risk associated with aflatoxins is accentuated by their ability to induce mutations in DNA and their presence in food chains, which makes them especially concerning for public health. Regulatory agencies often monitor and set limits on aflatoxin levels in foodstuffs to mitigate these risks. This focus reflects the recognition of aflatoxins as significant contributors to cancer risk globally, particularly in developing regions where food safety practices may vary.