There are a number of vitamins that are vital for good hair health, the main ones being vitamins C, D and E, and in a balanced diet all these vitamins should be readily available.
Most of the purported health benefits of tea come from antioxidants—compounds also found in beta carotene, vitamin E, and vitamin C that inhibit the formation of plaque along the body's blood vessels.
茶对健康的好处大多来自于抗氧化剂——在胡萝卜素、维生素 E 和维生素 C 中也发现了抗氧化剂化合物，它能抑制沿身体血管形成的斑块。
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It showed that tannins in E. citriodora leaf are of ellagitannins and the C-glycosidic ellagitannins are first isolated from Eucalyptus species.