3 Reasons Why I Advise Against Gluten in ADHD 1. Many Gluten-Containing Foods Contain Processed and Refined Carbohydrates: Foods like pizza, bread, pasta, cookies, and crackers can lead to blood sugar imbalances due to their refined and processed carbohydrate makeup. These fluctuations in blood sugar can negatively impact ADHD by causing mood swings, energy crashes, and difficulty concentrating. 2. Consuming Gluten Transiently Opens the Walls of the Gut Lining: Gluten consumption, even in indivi