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原则之一:人体需要一些脂肪 脂肪并非人体之敌,它是一种提供给人体营养和身体生长的物质。如同其它四种营养物——蛋白质、碳水化合物、维生素和矿物质一样,脂肪具有许多功能,供给运动所需要的能量以帮助人体吸收V_A、V_E、V_D和V_K,脂肪还有助于保持皮肤光亮。 脂肪酸是构成脂肪的分子链,它包括一条长“骨架”的碳原子。 最让人讨厌的脂肪是饱和脂肪酸,它具有固着在每个碳原子上的氢原子。存在于牛油之中的饱和酸
One of the principles: the body needs some fat and fat is not the enemy of the human body, it is a supply to the human body nutrition and body growth substances. Just like the other four nutrients - proteins, carbohydrates, vitamins and minerals, fat has many functions that supply the energy needed to exercise to help the body absorb V_A, V_E, V_D, and V_K. Fat also helps keep the skin bright . Fatty acids are the molecular chains that make up fat, which includes a long “skeleton” of carbon atoms. The most objectionable fat is saturated fatty acids, which have hydrogen atoms attached to each carbon atom. Saturated acids present in tallow