It is best not to drink cola immediately after drinking milk, and it is best to leave 2-3 hours between the two. Milk contains a lot of protein, calcium ions. And cola is mainly based on carbohydrates. Drinking cola after drinking milk, resulting in the mixing of the two drinks together, may make the proteins in milk protein coagulation, which is not conducive to human digestion. And it will affect the body’s absorption of calcium ions, leading to calcium loss. Drinking cola after drinking milk will reduce the nutritional value and taste of each other, and may have adverse effects on the body, which is not conducive to good health. It is not recommended to drink cola immediately after drinking milk. Milk has high nutritional value and is also very beneficial to the human body. But cola has limited nutrition and may also lead to osteoporosis, cola should not be consumed in large quantities for a long time.