Undernutrition refers to an absence of energy-forming macronutrients and micronutrients from the diet, usually over a longer term, leading to a range of health problems, including chronic infections, growth deficits and other developmental problems.

The eye and brain are among the first organs to develop during pregnancy, because they are so complex and control the whole body. The eye is a bit like the camera on your smart phone. It can see and create images that are sent to the brain, and forms memories of colors, faces, numbers, letters, words and objects.

Lutein is a member of the carotenoid family, a group of colored substances that is found in carrots (where the name comes from); green leafy vegetables and coloured fruites and vegetables, including tomatoes, capsicums, lemons, squashes, banana, sweet potato, corn and eggs.