Processed meats have officially been classified as Group 1 carcinogens by the International Agency for Research on Cancer, placing them in the same category as tobacco and asbestos in terms of the strength of scientific evidence linking them to cancer.

Foods such as bacon, ham, hot dogs, and sausages have been strongly associated with colorectal cancer. Researchers say the risk is largely connected to the way these meats are processed. Methods like curing, smoking, and salting can create harmful compounds including nitrosamines, which may damage DNA over time.

Preservatives such as nitrates and nitrites, along with high temperature cooking methods like grilling or frying, can also increase the formation of carcinogenic chemicals.

Health experts stress that this does not mean eating a slice of bacon carries the same overall danger as smoking cigarettes, but it does mean the evidence that processed meat can cause cancer is considered conclusive. Many specialists recommend reducing intake of processed meats and choosing alternatives such as fish, beans, or other plant based proteins more often.

For people who continue eating red or processed meat, cutting back on portion size and frequency may help lower long term cancer risk and support overall health and longevity.

Source: International Agency for Research on Cancer. IARC Monographs evaluate consumption of red meat and processed meat. World Health Organization.

…….FACT CHECK……..

“Bacon contains nitrites and nitrites cause cancer.”

A 100g portion of bacon contains roughly 5.5 mg of nitrate.

A 100g portion of spinach contains roughly 741 mg.

Spinach has approximately 130 times more of the substance bacon is being prosecuted for. Around 80 percent of dietary nitrate in the human diet comes from vegetables. The leafy salad your dietitian recommends is, by mass, a nitrate delivery system that makes a rasher look like a rounding error.

The standard rebuttal is that vegetable nitrates are different. They are not. The exact same molecule, absorbed in the exact same gut, recirculates through the exact same salivary glands, gets reduced to nitrite by the exact same bacteria on the back of the tongue, and ends up in the exact same stomach. The pathway is called the enterosalivary circulation. It is how your body makes nitric oxide. It is the basis of every beetroot pre-workout product on the shelf.

The absolute increase in colorectal cancer risk from 50g of processed meat per day is roughly 0.7 percentage points over a lifetime. One in twenty-five becomes one in twenty-one. Only if you eat that much, every day, for the rest of your life.

The molecule isn’t the problem. The framing is.

Eat the bacon.