National Dysphagia Diet Levels. NDD Level 1: Dysphagia-Pureed (homogenous, very cohesive, pudding-like, requiring very little chewing ability). NDD Level.The foods you eat can affect your ability to swallow. For example, soft foods are easier to swallow than hard foods. A dysphagia diet plan has 3 levels. Each level .For example, soft foods are easier to swallow than hard foods. A dysphagia diet can help The dysphagia diet has 4 levels of foods. The levels are: Level.May 10, 2018 People who followed a diet of low energy density food such as vegetables, lean meat and rice were more likely to feel full than those who tried .The dysphagia diet covers 5 levels for difficulty in swallowing. To understand how this might happen, it is important to know something about how swallowing .