An oligopeptide for estimating free radical-producing ability is disclosed. The oligopeptide comprises an amino acid sequence set forth as SEQ ID NO: 3. A method for estimating free radical-producing ability using the oligopeptide is also disclosed.一種用以評估自由基產生能力的寡肽,其包含如SEQ ID NO:3所示之胺基酸序列;本發明另關於使用該寡肽以評估自由基產生能力的方法。S1‧‧‧樣品提供步驟S2‧‧‧氧化步驟S3‧‧‧分析步驟