Scavariello E M, Arellano D B
Universidade Estadual de Campinas, Brasil.
Arch Latinoam Nutr. 1998 Mar;48(1):7-12.
Gamma-oryzanol, a mixture of ferulic acid esters of sterol and triterpene alcohols, it occurs in rice bran oil at a level of 1 to 2%, where it serves as natural antioxidant. Recent research has shown that gamma-Oryzanol can lower the cholesterol levels in the blood, lowering the risk of coronary heart disease, besides that, also has been used in Japan like natural antioxidant in foods, beverages and cosmetics. This review refers to aspects about gamma-Oryzanol, like its physiochemical properties, its presence in the rice bran oil, its antioxidant and hypocholesterolemic activity, as well as, identification, quantitation and extraction methods.
γ-谷维素是甾醇和三萜醇的阿魏酸酯混合物，在米糠油中的含量为1%至2%，它在其中作为天然抗氧化剂。最近的研究表明，γ-谷维素可以降低血液中的胆固醇水平，降低冠心病风险，此外，它在日本还被用作食品、饮料和化妆品中的天然抗氧化剂。本综述涉及γ-谷维素的各个方面，如其理化性质、在米糠油中的存在情况、抗氧化和降胆固醇活性，以及鉴定、定量和提取方法。
