How long is the shelf life of the mask?

The shelf life of the mask is generally 2-3 years, depending on the shelf life on the mask package.

Mask can be stored in the refrigerator on weekdays, because in hot weather, it can effectively increase the function of shrinking pores and calming. Therefore, when the mask is stored daily, it can be stored in the refrigerator.

Although putting the mask in the refrigerator can prevent the components in the mask from losing easily, it does not guarantee that the mask will not deteriorate. The mask will be mixed with other ingredients in the refrigerator, leading to emulsification and mask deterioration. Therefore, the preservation of masks, especially canned masks, must be sealed with fresh-keeping bags and then stored in the refrigerator, otherwise it will not only protect the skin but will destroy it.

Extended data:

The function of mask

The mask covers the cuticle of the skin, provides moisture for the cuticle, fully hydrates the cuticle, and improves the appearance and elasticity of the skin; Contains humectants and softeners. At the same time, it has sealing effect, reduces skin moisture loss, softens cuticle and promotes effective components to be absorbed through skin.

In the drying process of water evaporation, the mask makes the skin shrink moderately, and the sealing effect temporarily increases the skin temperature and promotes blood circulation.

In the peeling or elution process of local peeling or washing mask, dead skin on the face and dirt on the skin surface can be removed, which has a certain cleaning effect.