Why is human milk considered optimal over standard formula?

• A. Immunologic properties, growth factors, pre- and probiotics
• B. Higher protein content
• C. More affordable
• D. Easier to store

Answer: (A)

Human milk is optimal because it contains bioactive components that actively support the infant’s immune system and gut development. Immunologic properties such as secretory IgA, lactoferrin, and other immune factors help defend against infections and modulate immune responses as the infant’s system matures. Growth factors present in milk aid gut maturation and tissue development, while prebiotics (human milk oligosaccharides) nourish beneficial gut bacteria and help protect against pathogens. Together, these elements promote a healthier immune system and microbiome, reducing infections and supporting gut health in a way standard formula cannot fully replicate. While formula provides essential nutrients, it lacks these live bioactive components.