A nutritionist cut down on ultra-processed foods a year ago. Here are 3 lessons he learned.

Rob Hobson/Getty Images

• Ultra-processed foods, which contain additives, have been linked to cancer, diabetes, and depression.
• Nutritionist Rob Hobson tried to eliminate them from his diet as much as possible last year.
• Now, he incorporates them into his diet in a way that works for him.

Since deciding to cut down on ultra-processed foods a year ago, nutritionist...