Final answer:
Iron, protein, and vitamin C are three common shortfall nutrients.
Step-by-step explanation:
Three common shortfall nutrients are iron, protein, and vitamin C. Iron is essential for the production of hemoglobin, which carries oxygen to cells throughout the body. Protein is important for growth, repair, and maintenance of body tissues, while vitamin C is necessary for proper immune function and collagen synthesis.
Learn more about Common shortfall nutrients