The term "more unnutritious" implies that something is less healthy or lacking in nutrients. Antonyms for this word would include "nutritious", "healthy", "wholesome", "nourishing", and "vitamin-rich". Foods that are considered to be nutritious include fruits, vegetables, whole grains, lean meats, and low-fat dairy products. These foods provide essential vitamins, minerals, protein, and fiber necessary for a healthy diet. Conversely, foods that are considered to be unnutritious include processed snacks, sugary drinks, fried foods, and foods high in saturated fats. These foods can lead to weight gain, high cholesterol, and other health problems if consumed in excess. It is important to choose nutritious options to maintain a healthy lifestyle.