Studies have shown that eating ultra-processed foods, which are rife in grocery stores, is linked to early colorectal cancer, among other things.

Ultra-processed Foods List, Ultra Processed Food Examples, PDF - Know What Ingredients to Avoid, Printable Reference - Etsy

What to Know About Processed and Ultra-Processed Food

Food Preparation | Methods, Importance & Examples

Food processing | Definition, Purpose, Examples, & Facts | Britannica

What Happens to Your Body When You Give Up Processed Food

What Does an Unprocessed Foods Diet Look Like?

Chemical found in 1,000 processed foods may harm the immune system