味精添鲜。人们做菜时,常喜欢放点味精,因为味精能增添鲜味。味精为什么能添鲜呢?原来味精是一种叫做谷氦酸(又叫麸氨酸)的钠盐。当它和唾液接触后,能刺激舌头味蕾上的神经末梢,神经末梢马上把鲜味信息传给大脑,顿时就能使人感到鲜味可口。酒去鱼腥。鱼营养丰富,但其体内却含有一种叫做三甲胺的物质,它会带给人们一种不愉快的腥味。 MSG added fresh. When people cook, they often like to put MSG, because MSG can add flavor. Why can MSG add fresh? The original MSG is a kind of sodium salt called glutamic acid (also called glutamic acid). When it comes into contact with saliva, it can stimulate the nerve endings on the taste buds of the tongue. The nerve endings immediately convey the umami information to the brain, and it immediately makes people feel delicious and delicious. Wine goes to fish. Fish is rich in nutrients, but its body contains a substance called trimethylamine, which will give people an unpleasant smell.