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各种食物中所含的蛋白质、脂肪、维生素C、糖、钙、维生素B、A、E等,都具有促进大脑发育的重要作用,倍受人们青睐。 然而,经医学科研已知道:吃进大量碳水化合物会使血中的5—羟色胺增加,该物质有抑制神经传导的作用;因此大量碳水化合物食物使人精神萎糜、反应迟钝、记忆模糊以至于昏昏欲睡。这种反应在年龄偏大者就显得更重,饱餐之后许多人犯困,或午餐后的中老年人大都睡一小觉,也是因摄入了过多碳水化合物食品的缘故。而以蛋白质为主的各类食品及以维生素C
A variety of foods contained in the protein, fat, vitamin C, sugar, calcium, vitamin B, A, E, etc., have an important role in promoting brain development, much of people. However, medical research has shown that eating a large amount of carbohydrates increases serotonin in the blood and suppresses neurotransmission. As a result, a large amount of carbohydrate foods make people feel sluggish, unresponsive and vague in memory sleepy. This kind of reaction is even heavier in older people. After meals, many people are sleepy. After mid-aged people have slept in most of their sleep, they also consume too much carbohydrate food. The main protein-based foods and vitamin C