It's hot in summer, and delicious ice cream is irresistible to many people, because the cool and sweet taste buds brought by ice cream deeply attract everyone. Eating ice cream can make people "addicted", on the one hand, because it is cool, on the other hand, because it will stimulate our desire for sweets. People's preference for sweetness is innate, because there are many sweet receptors in people's taste cells. After eating sweet food, sweetness will be transmitted through nerves, which will bring people a sense of pleasure. In today's social pressure situation, ice cream and other desserts can cheer themselves up to some extent and relax their body and mind after a hard day. In addition, the current ice cream is more and more beautiful and lovely, and the taste is also diverse, which adapts to the taste of most people and also attracts the aesthetic interest of children and girls. The ice cream in tourist attractions is also designed as a landmark building according to local conditions, which attracts people to punch cards in online celebrity and causes herd mentality. Therefore, people's attachment to ice cream is gradually strong.