蛋白质、脂肪、碳水化合物是人体所需的三大营养要素。一个健康的成人,每天所需蛋白质80-90克,其中60％应该是质量较好的完全蛋白质。黄豆(大豆)中所含蛋白质是全价蛋白质,含有人体不能合成的8种必需氨基酸,是增强大脑组织发育不可缺少的营养要素。大豆蛋白质中的各种氨基酸的质量与牛奶、蛋类中的蛋白质价值差不多,是植物类食品中蛋白质营养价值最高的。虽然大豆的蛋白质在消化率 Protein, fat, carbohydrates are the three major nutrients the body needs. A healthy adult, 80-90 grams of protein needed per day, of which 60% should be better quality complete protein. Soybean (soybeans) contained in the protein is a full-fledged protein, containing the body can not synthesize the eight kinds of essential amino acids, is essential to enhance brain tissue development of nutritional elements. The quality of various amino acids in soybean protein is similar to the value of protein in milk and eggs, which is the highest nutritional value of protein in plant foods. Although soy protein digestibility