大脑中富含二十二碳六烯酸(DHA)。动物缺乏DHA可导致行为改变。本研究的目的是以血浆儿茶酚胺为基础阐明摄入DHA对敌对行为的作用。在研究Ⅰ中,41名学生服用剂量1.5～1.8g DHA/d富含DHA油的胶囊(女17,男5),或含97％豆油加3％鱼油对照油胶囊(女12,男7),以双盲方式进行三个月。在研究开始和结束时,对其进行心理学实验(P-F研究)。研究Ⅰ在暑假末 The brain is rich in docosahexaenoic acid (DHA). Lack of DHA in animals can lead to behavioral changes. The purpose of this study was to elucidate the effect of ingested DHA on hostile behavior based on plasma catecholamines. In Study I, 41 students took a dose of 1.5 to 1.8 g DHA/d capsules filled with DHA oil (female 17, male 5), or 97% soy oil plus 3% fish oil control oil capsules (female 12, male 7) Double-blind for three months. At the beginning and end of the study, a psychological experiment was conducted (P-F study). Study I at the end of the summer vacation