This claim says that most of what we know about how ultra-processed foods affect gut diseases comes from population studies that observe patterns, and most of what we know about food additives comes...

Eating a lot of packaged junk food might be linked to stomach and gut problems like serious diseases or ongoing discomfort, according to studies that watch what people eat and their health.

Eating a lot of ultra-processed foods might change the bacteria in your gut, which could lead to stomach and bowel problems that cause inflammation.

Eating a lot of junk food might make your gut leaky, letting bad stuff from bacteria get into your blood and cause body-wide inflammation, which can lead to long-term health problems.

Eating a lot of packaged junk food can quickly raise your blood sugar, cause long-term body swelling, and mess up your gut bacteria. This weakens your body's ability to fight off sickness and makes you more likely to get cancer.