
高脂低碳餐單,亦即是生酮飲食,越漸普及化,經常標榜為減肥的有效秘方。704Please respect copyright.PENANANED7IzuS7R
704Please respect copyright.PENANA6SCB5Vp4fI
的而且確,生酮飲食可以促進脂肪燃燒,而且會大量消耗身體的糖原,而每一個單位的糖原會黏上四個單位的水份關係,生酮飲食短期間會消耗身體水份含量,得以獲取快速的減磅效果。704Please respect copyright.PENANAVtVoTF0aDH704Please respect copyright.PENANATHEzcyY7DA
704Please respect copyright.PENANA3UHAyd6xUG
但另一方面,生酮飲食包含眾多高脂食物,而這些食物一直被指責為心臟病、癡肥糖尿病等的元兇,那麼究竟生酮飲食是好還是壞呢?704Please respect copyright.PENANAc1DhG3mXi9
704Please respect copyright.PENANAABJ47f1A7M
(圖2)有科學家進行了人體測試(Ref1),找來14名年齡為27-42歲男性單車運動員,分成兩組進行持續六個月以上的生酮飲食(LCHF)及均衡飲食(Mixed)的飲食管理,成份如圖中所示。704Please respect copyright.PENANA2b3QYtTCJ6704Please respect copyright.PENANA945dEmNyQc
704Please respect copyright.PENANAEcoEgjOivG
704Please respect copyright.PENANANy7l84ggZ5
(圖3)六個月的餐單後,兩組人各自進食含75克葡萄糖的食物,然後再分別量度血糖及血液胰島素的濃度。704Please respect copyright.PENANAtAG5AGpUvX704Please respect copyright.PENANAfCp8ieKqVu
704Please respect copyright.PENANAgKoodODTKT
如左圖所示,生酮飲食(LCHF)組別的血糖明顯比均衡飲食(Mixed)為高。704Please respect copyright.PENANAaX1YsJ8u5D
704Please respect copyright.PENANA9vhZtxhwom
而且亦可見生酮飲食(LCHF)組別胰島素的產生時間較均衡飲食(Mixed)為延遲。704Please respect copyright.PENANAJLT3GWngHu
704Please respect copyright.PENANAHmBatF9RXp
這歸咎於生酮飲食(LCHF)組別的肌肉擁有較少GLUT4及IRS1蛋白質;704Please respect copyright.PENANAw48mhAoIJk
GLUT4及IRS1分別為其中一種負責吸取葡萄糖及接收胰島素的蛋白質。704Please respect copyright.PENANAaET7wbQlu0
704Please respect copyright.PENANAq5WMkaQPB1
(圖4)雖然兩組人員在血糖及胰島素相關方面有顯著分別,但各種與新陳代謝有關的蛋白酶以及肌肉組成的比例,並沒有因為飲食不同而有所轉變。704Please respect copyright.PENANA4VK2RqtFgi704Please respect copyright.PENANA2Tx7RicMS4
704Please respect copyright.PENANAFLFN62MTyJ
當然,與新陳代謝有關的蛋白酶數量繁多,不能擔保表外的蛋白酶會否有所影響。704Please respect copyright.PENANAfagzcnYZJE
704Please respect copyright.PENANAwtm9UfFgBn
生酮飲食測試者需要更長的時間才能降低血糖,相信是因為長期攝取低碳水化合物而引起的轉變,會否因此增加糖尿病的機會還成未知之數;704Please respect copyright.PENANAZTMPolymcA
不過生酮飲食本身就是低糖飲食,血糖理論上不會超標,所以根本沒有相干。704Please respect copyright.PENANARjPhLr2AP9
704Please respect copyright.PENANA7Jw9OLN0dY
之於生酮飲食究竟會否引起心臟病等問題,還有待更詳細的長期人體實驗才能證實得到。704Please respect copyright.PENANAE3r24fTfqO
704Please respect copyright.PENANANp6tuJIt2O
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。704Please respect copyright.PENANAHY6zPUC3Ks
704Please respect copyright.PENANANi45Do67pm
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/toc704Please respect copyright.PENANATXvnVWhgUo
704Please respect copyright.PENANAv5FDMMQPiw
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。704Please respect copyright.PENANAhZOJM8cY7E
704Please respect copyright.PENANAkbVq2oIoPX
Link:704Please respect copyright.PENANA2DIjRWBog4
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio704Please respect copyright.PENANAzRsnM8Jx6u
704Please respect copyright.PENANAnccGpa9piZ
704Please respect copyright.PENANASthYGRLds3
有興趣接收科學資訊的話,歡迎follow IG: potatopigtongue。704Please respect copyright.PENANA4zrVXHyzpx
704Please respect copyright.PENANAu4lAsFEX8Z
https://www.instagram.com/potatopigtongue/704Please respect copyright.PENANA25623ctoV4
704Please respect copyright.PENANAad9YJ1BtWv
Ref1:https://journals.humankinetics.com/view/journals/ijsnem/30/3/article-p210.xml704Please respect copyright.PENANAv7b2cZ6YLa