Fat-soluble vitamins a, d, e, etc. With the help of fat intake after meals, the highest absorption rate is achieved, so it is suitable for taking after meals. The higher the fat content, the better the absorption of fat-soluble vitamins. If the diet is quite light at ordinary times, you can increase the auxiliary absorption of milk.

Vitamin C is also one of the vitamins suitable for taking after meals. Although vitamin C is a water-soluble vitamin, it can still cause diarrhea and other phenomena when taken in large quantities, so it is suitable for taking just after meals and when the burden on the stomach is small.

If you have constipation, you can choose to take it before meals, and the effect is better.