Results indicated that the total polyphenol and flavonoids content in Brazilian propolis was 7.3%, which is much higher than that mentioned in the national standard.

• 结果表明巴西蜂胶中总黄酮含量为7.；3%25；与国家标准进行对照；高于优质蜂胶的总黄酮含量5%25的标准。