葡萄皮为红酒提供色泽和含量最多的多酚类物质，这是很强的一类抗氧化剂。
The skins provide red wine with its color and contain the highest concentration of polyphenols, which are potent antioxidants.
不同的食物中所含有抗氧化物质不同，它们或多或少都含有一些主要类型的抗氧化剂，如类黄酮、酚类物质和类胡萝卜素。
Different foods have different antioxidant profiles, more or less of the major classes of antioxidants, like flavonoids, phenolics and carotenoids.
它们富含多酚类物质——一种使人看起来更年轻的抗氧化剂。
They contain polyphenols - antioxidants that help skin look younger.
这导致白葡萄酒中多酚类物质的含量比正常水平增加了6倍，并表现出与红酒相似的抗氧化活性。
This resulted in a significant increase of white wine polyphenols up to six times the normal level and exhibited antioxidant activity similar to that of red wine.
酚类物质被认为是存在于诸如黑巧克力、红酒、茶、水果以及蔬菜等众多日常食物中的抗氧化成分。
Phenols are known antioxidant compounds that are present in a wide range of everyday foods, such as dark chocolate, red wine, tea, fruits, and vegetables.
多酚类物质：一大类具有抗氧化作用的植物化合物，在各种植物中分布广泛。
Polyphenols a broad class of antioxidant phytochemicals that are found throughout the plant kingdom.
芝麻中的木酚素类物质不但具有阻断自由基反应的抗氧化性能，而且已经证实具有很多生理功能。
The ligum in sesame not only has the antioxygenic activity that blocks the free radical reaction but also has been proved to have many physiological function.
研究了以中、低档茶叶为原料，采用溶剂法提取多酚类抗氧化物质的工艺技术。并在工艺上进行了一定的改进，提高了产品的纯度，降低了成本。
The polyphenols antioxidants are extracted by solvent method from the middle and low-grade tea, and how to improve the purity of product and lower costs are also discussed.
目的：研究热水提取胡柚果皮矿物质、酚类物质的效率及其提取液的抗氧化能力。
Objective: the efficiency of extracting minerals and phenolic compounds of Huyou peel and the antioxidant activity by hot water were studied.
表明葡萄籽提取物强大的抗氧化活性不仅与其中所含的原花青素有关，也与其他酚类物质的存在有关。
It shows that besides procyanidins. there are other phenolic compounds in procyanidin extract which may contribute to its great antioxidant activity.
与绿茶，南非红叶茶及红葡萄酒相比，该提取物中有较高含量酚类物质且表现出较强的抗氧化性。
The extract had a high phenolic content and strong antioxidative activity, compared with green tea, rooibos tea, and red wine.
绿茶富含多元酚类，后者是给予绿茶苦涩味道的植物化学物质，具有强效的抗氧化特性。
Green tea is chock-full of polyphenols, phytochemicals with potent antioxidant properties that give green tea its bitter flavor.
紫苏提取物因富含植物多酚类物质和黄酮类化合物，表现出很强的抗氧化活性、抑酶特性和抑菌特性，是一种高效、低毒的天然食品防腐剂。
Perilla extract is rich in plant polyphenols and flavonoids, which shows a strong antioxidant, inhibitory activity and antibacterial. It is a natural food preservative with efficient low toxicity.
而DEP的抗氧化活性很弱可能与DEP中含有具有抗氧化活性的酯类和酚类物质非常少有关。
DEP had a very weak antioxidant activity, which may be due to the lack of esters and phenols.
纯化后的酚类物质利用三种不同的方法验证其抗氧化活性。
Purified polyphenols using three different methods to verify the antioxidant activity.
小红莓富含抗氧化的多酚类物质，适当服用有增强免疫系统，防止泌尿感染的作用。
In recent years, research found cranberries rich in antioxidant polyphenols, hence can be used to enhance the immune system to prevent urinary tract infections.
小红莓富含抗氧化的多酚类物质，适当服用有增强免疫系统，防止泌尿感染的作用。
In recent years, research found cranberries rich in antioxidant polyphenols, hence can be used to enhance the immune system to prevent urinary tract infections.
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