各款蔬果殼物均含有不同份量及款式的食用纖維,25-30克的食用纖維為每日建議的攝取量。942Please respect copyright.PENANA9M8wS0k7NR942Please respect copyright.PENANAPQMakVSMd5
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部份的食用纖維無法被腸道吸收,因而有助刺激腸道增加蠕動,防止便祕。同時它們亦有助增加飽肚感,減少進食量。942Please respect copyright.PENANAjkySSpAHqE
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但除此之外,攝取食用纖維還有甚麼好處呢?942Please respect copyright.PENANAzGlCog5iEB
942Please respect copyright.PENANAtDbLIPJsEm
(圖2)講述之前,我們要提及一下關於膽汁的背景資料。942Please respect copyright.PENANAHgESgx60eR942Please respect copyright.PENANAd7VTvJhzvJ
942Please respect copyright.PENANA4OE73brKq8
我們的肝臟會產生初級膽汁酸,作用是輔助脂肪在腸道裡更易被消化。942Please respect copyright.PENANAG7IzS9f8w9
942Please respect copyright.PENANAccVzdO8tHg
而當初級膽汁酸抵達腸道後,聚居在腸道的細菌會將初級膽汁酸改變成為次級膽汁酸。942Please respect copyright.PENANAdgxo5u5uVg
942Please respect copyright.PENANARplabO5WNN
(圖3)然而,某部份的次級膽汁酸對人體有害,被證實會促進腸道癌的誕生(Ref1)。942Please respect copyright.PENANAMmXPr32FLX942Please respect copyright.PENANAwxCjFgjYZI
942Please respect copyright.PENANAcITqFb5KxP
而食用纖維則能夠與有害的次級膽汁酸結合,將它們帶走體外,防止它們長期聚居在腸道位置。942Please respect copyright.PENANApEZAUKo0W9
942Please respect copyright.PENANA2pfw8DOm9R
942Please respect copyright.PENANAP7bxG9n3o1
(圖4)另外,有部份腸道細菌依靠消化食用纖維維生。而長期沒有進食纖維的話,會導致腸道細菌品種失衡。942Please respect copyright.PENANAwvqqoHPzKW942Please respect copyright.PENANArrr4v1gE1m
942Please respect copyright.PENANAXGgBIlBtwr
久而久之,進食腸道黏液的細菌品種會助大起來,它們會導致腸道壁膜更為薄弱,使腸道更容易受到感染(Ref1)。942Please respect copyright.PENANAKB0xpZbhWD
942Please respect copyright.PENANAg5PgWmulZB
換句話說,攝取食用纖維能有助防止便祕、增加胞肚感以及減低腸道癌症及炎症發生的機會,絕對是不可或缺的營養。942Please respect copyright.PENANA3XqKgEIN5q
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如果想我快啲出文的話,請入去Penana網站科普專欄–薯不揀單俾一個like以及Bookmark,這對我非常之重要。942Please respect copyright.PENANAYgFLL3kvrC
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Link: https://www.penana.com/story/66244/%E7%A7%91%E6%99%AE%E5%B0%88%E6%AC%84-%E8%96%AF%E4%B8%8D%E6%8F%80%E5%96%AE/toc942Please respect copyright.PENANApMHn8dU3RY
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同時亦可以在Penana網站裡按「買一嚿/半嚿薯仔」,以課金的方式推動我繼續搜羅資料寫文,多謝。942Please respect copyright.PENANAzFgDNWTK86
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Link:942Please respect copyright.PENANAlyBljqqp8o
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio942Please respect copyright.PENANAK02ms9HfMo
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有興趣接收科學資訊的話,歡迎follow IG: potatopigtongue。942Please respect copyright.PENANAq07HgKhfRr
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Ref1:https://www.sciencedirect.com/science/article/pii/S193131281830266X942Please respect copyright.PENANAaYT2YITOvg