為了避免肥胖與追求良好的體態，無論對於專業運動員或一般族群，減重可以說是一個大眾化的議題。除了透過運動促進能量代謝外，搭配適合的飲食策略往往能讓減重效果更加顯著。然而長期的飲食控制容易造成飢餓感或心理負擔而配合度降低，最終導致成效不彰。因此若有短期見效的飲食減重策略往往讓人趨之若鶩。因此，低醣生酮飲食即成為持續多年的熱門話題。然而其執行方式、對健康與運動表現的影響也一直缺乏明確的定論。本文整理近年來應用低醣飲食的研究成果，說明其在減重減脂、抗發炎反應與影響運動能力等效果，藉此評估適當的飲食控制內容，作為減重與運動訓練過程中的參考策略。

In order to avoid obesity and pursue a good figure, weight loss is nothing short of a popular issue for professional athletes or the general group. In addition to promoting energy metabolism through exercise, weight loss can often be more effective with a suitable diet strategy.
However, long-term diet control is likely to cause hunger or psychological burden and then poor cooperative will, which ultimately
leads to ineffective results. People crave to follow available short-term effective diet weight loss strategies. Therefore, a low-carbohydrate ketogenic diet has become a hot topic for many years. However, its
implementation and its impact on health and athletic performance have also been debated. This article summarizes the relevant researches of the application of a low carbohydrate diet in recent years, and explains its effects on weight loss and fat reduction, anti-inflammatory response,
and exercise performance, and thereby evaluate appropriate diet control content as a reference strategy in the process of weight loss and exercise training.