There are many reasons to love sweets, the main one is that eating sweets is an instinctive reaction, babies eat breast milk first after birth, the taste of breast milk is sweet, when eating sweets the brain will feel the excitement brought by the substance, and dopamine nerves in the brain will be activated, and will produce more cravings, so people want to eat sweets after eating them. When a person eats something sweet, it turns into energy for the body and brings a very happy feeling. There may also be a lack of vitamin B or a lack of the mineral chromium within the body, when the body lacks chromium, the body’s intake of sugar can not be metabolized, so a lot of people love to eat sweets, but it must be controlled to eat a good amount of sweets, otherwise it will lead to accelerated cellular aging, it is also easy to grow gray hair, acne, obesity.