1. Solution: The most important component of the mask is water. In addition, some special masks will be replaced by other solutions, such as Yangshengtang natural birch juice mask, which uses eucalyptus juice, but eucalyptus juice also contains a lot of water.
2. Moisturizer: The second component of the mask is often a moisturizer. Common wetting agents include glycerol, butanediol, pentanediol and polyglycerol. It also contains polysaccharide humectant: sodium hyaluronate, trehalose, etc. The relative price of polysaccharide humectant will be a little cheaper than the first one. The moisturizing effect is also better.
3, thickener: ordinary carbomer, yellow collagen. The function is to make the essence look stronger. In addition to thickeners, some masks also add adhesives and chelating agents. Adhesives increase the adhesion of the mask, and chelating agents are used to prevent some components in the mask from combining with each other. It also has the function of preventing other ingredients from deteriorating.
4. Emulsifier: Many facial masks also contain emulsifiers, such as polysorbate -80, acrylic acid (ester), C 10-30 alkyl acrylate crosslinked polymer, etc. Can improve the texture of the mask, so that the ingredients in the mask can be better absorbed by the skin if they are small molecules.
5. Film former: Compared with other kinds of facial masks, hydroxyethyl cellulose is more common, and it is used as a skin conditioner to form a film.
6. Preservatives: commonly used are phenoxyethanol, methyl nipagin, iodopropargyl butyl carbamate, bis (hydroxymethyl) imidazolidinyl urea, etc.
7. Essence: Adjust the taste of the mask.