呼吸系统疾病是学龄前儿童的主要疾病之一,也是严重影响儿童健康、甚至会影响其成人后肺功能的疾病[1-2]。近年来,儿童呼吸系统疾病的发病人数逐年呈升高趋势[3],有研究表明,膳食中补充维生素C可以保护肺功能[4]。而奇异果富含多种维生素、植物化学物以及矿物质等。临床实验表明,奇异果可以抗氧化、对DNA损伤有保护作用[5],可提高术后患者的免疫力,对于术后病人的康复具有重要的促进作用[6]。国外一项 Respiratory diseases are one of the major diseases of preschool children and also a serious disease affecting children’s health and even affecting their post-adult lung function [1-2]. In recent years, the incidence of respiratory diseases in children has been increasing year by year [3]. Studies have shown that dietary supplementation of vitamin C can protect lung function [4]. The kiwi is rich in vitamins, phytochemicals and minerals. Clinical experiments show that kiwifruit can be anti-oxidant, DNA damage has a protective effect [5], can improve postoperative immunity, has an important role in postoperative recovery of patients [6]. A foreign one