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什么是脂肪?营养学上重要的脂类,分为脂肪、磷脂和固醇三类。在食物中的脂类有95%是脂肪,包括植物油和动物储存脂肪。每个脂肪分子都是由一个甘油分子和三个脂肪酸化合而成,所以脂肪又称为甘油三酯。脂肪因其所含的脂肪酸链的长短、饱和程度和空间结构的不同而呈现不同的特性和
What is fat? Nutritionally important lipid, divided into fat, phospholipids and sterols three categories. 95% of the lipids in the diet are fats, including vegetable oils and animal stored fats. Each fat molecule is composed of a glycerol molecule and three fatty acids together, so fat is also known as triglycerides. Fat due to its fatty acid chain length, saturation and spatial structure of different show different characteristics and