菠菜 过去人们一直把菠菜作为预防贫血的佳菜,近年来却发现菠菜中含铁并不多,反而含有大量草酸,草酸可影响锌、钙的吸收。若孕妇过多食用菠菜,会使体内钙、锌的含量减少,这无疑会影响胎儿的生长发育。 味精 味精的主要成分是谷氨酸 Spinach people in the past have always been spinach as a precautionary measure of anemia, but found in recent years, not many iron in spinach, but contains large amounts of oxalic acid, oxalic acid can affect the absorption of zinc and calcium. If pregnant women eat too much spinach, will reduce the body’s calcium, zinc content, which will undoubtedly affect the growth and development of the fetus. MSG MSG is the main component of glutamate