孕期的营养及营养素不足的危害孕期的营养平衡非常重要,应该是多元素均衡供给。其中,必需营养素有蛋白质、脂肪、糖类、微量元素、维生素、水、膳食纤维。蛋白质、脂肪、糖类分解后供给孕妈妈所需要的热量。优质的蛋白主要来自动物,如:肉、蛋、奶。蛋白质摄入不足会导致胎儿脑细胞减少,影响智力并影响胎儿生长发 Nutritional and nutrient deficiencies during pregnancy Nutritional balance during pregnancy is very important, it should be a multi-element balanced supply. Among them, essential nutrients are protein, fat, sugar, trace elements, vitamins, water, dietary fiber. Protein, fat, carbohydrates supply to pregnant mothers after the heat required. High-quality protein mainly from animals, such as: meat, eggs, milk. Inadequate protein intake can lead to fetal brain cells decreased, affecting intelligence and affect fetal growth