1. Glycerol is a common humectant, which has the functions of moisturizing, hydrating, moisturizing and preventing chapped skin. Glycerol will form a protective film on the skin surface, which will lock the moisture in the skin and reduce the loss of moisture.

2. Rub glycerin on the skin before going out to protect the isolated skin. The reason is that glycerin can protect your skin from the external environment and avoid water loss caused by wind. In winter, glycerin is used to prevent frostbite and frost crack.

3. Glycerol aqueous solution can be used as a humectant, because glycerol is safe and many friends with sensitive skin can use it with confidence. But pure glycerin can't completely lock water, so it's best to apply a layer of moisturizing cream after glycerin is finished.

4, glycerin can whiten and replenish water. Honey glycerin mask: Mix one spoonful of honey, one spoonful of glycerin and two spoonfuls of water to form a mask cream. When in use, gently apply it to face and neck to form a film, and after 20 to 25 minutes, carefully remove the mask.

5. It can be used to replenish water and moisturize the whole body: in the process of bathing, apply thick glycerin to the washed face, so that the whole body can fully absorb the humid air in the bathroom and wash it with water after a few minutes. After taking a bath, you will feel all wet, relaxed and dry.