Carbonic acid in cola belongs to carbohydrate (energy substance), which will lead to poisoning if it is not ingested in time. Coca-Cola also contains phosphate. Long-term consumption will lead to a large loss of calcium in the body. This is because the total value of calcium and phosphorus in the human body is constant. In general, they are in a relatively stable proportion. Once the phosphorus intake is excessive and cannot be discharged, the calcium in the body will be lost to meet the constant total value of calcium and phosphorus. Because the lost calcium comes from bone, which is the main organ for storing calcium in the body,