The document discusses the importance of nutrition during pregnancy and lactation. It outlines the recommended dietary allowances for key nutrients including vitamins, minerals, proteins and calories for pregnant and lactating mothers. Nutritional deficiencies during this period can impact both the mother and baby, resulting in complications like prematurity, low birth weight, birth defects and increased mortality risks. The document emphasizes the need for a balanced diet according to the food pyramid guidelines to support the health of the mother and child.