春天多吃胡萝卜春天气候多变会影响呼吸道黏膜的防御功能,全身的抗病能力也会下降。同时各种细菌、病毒也开始大量繁殖,体质不佳时病菌、病毒等就会乘虚而入,资料表明,维生素A缺乏会降低人体的抗体反应,导致免疫功能下降。维生素A对呼吸道及胃肠道黏膜的保护作用已得到广泛的 Eat more carrots in spring Spring climate change will affect the respiratory mucosal defense function, systemic disease resistance will decline. At the same time a variety of bacteria, viruses have begun to proliferate, poor health when bacteria, viruses and other will take advantage of, the data show that lack of vitamin A will reduce the body’s antibody response, resulting in decreased immune function. Vitamin A has a wide range of protective effects on respiratory and gastrointestinal mucosa