To study the effect of edible oil contained DHA on the antioxidant activity of liver,this paper selected 96 early weaning SD male rats (80±10) g,which were divided into 8 groups based on the random number. Table the negative control group(mixing ratio of soybean and peanut oil),positive control group(DHA algae oil),250,500,750 mg DHA were seperately added to 60 g soybean oil,peanut oil,with low,medium,high dose DHA were treatment group.According to the dosage of 1 mL oil per 100 g weight a day and after feeding for 4 weeks and 8 weeks respecti...