👉 Subnutritiousness is a concept in nutrition that describes foods or nutrients that are not essential for human health but can be beneficial to certain populations, such as those with specific medical conditions. Subnutritious foods typically come from plants and include fruits, vegetables, legumes, nuts, seeds, grains, and some animal products. These foods may contain vitamins, minerals, antioxidants, or other nutrients that are not required for optimal health but can be beneficial to certain individuals in terms of their nutritional