"Let us put sustainable efforts for the elimination of Nutritional Blindness from the globe". Vitamin A deficiency (VAD) is the most important cause of preventable childhood nutritional blindness among vulnerable children in the world. VAD also contributes significantly to childhood morbidity and mortality from various infectious diseases particularly from diarrhea, measles, and respiratory infections. This Handbook provides comprehensive information about the sources for Vitamin A, causes for its deficiency, its adverse ocular manifestations, and sustainable strategies for prevention and control of vitamin A deficiency among vulnerable populations. This handbook is useful to the readers like nutritionists, public health persons and academicians.