The antioxidant activity of purple sweet potato wine was determined in terms of reducing capacity,scavenging acticity of DPPH radicals,inhibition of lipid peroxidation,and metal chelating activity.

• 采用果酒工艺制备紫甘薯酒,用还原能力、清除DPPH自由基能力、抑制脂质过氧化能力、金属螯合能力,研究了紫甘薯酒的抗氧化活性。