2023-11-29
We often hear the saying that if you don’t clean properly, your skin care will be useless. This sentence cannot be said to be completely correct, nor can it be said that it is all wrong.
Most of us modern people's diet consists of highly processed foods, which causes the sebum we secrete to be thicker and sticky, which may not be washed clean with water, and the sebum sticks to the surface of our skin.
Not only that, these oils may also adhere to particles floating in the air - the surfaces of these particles contain many harmful substances, especially some heavy metal elements and PAH (polycyclic aromatic hydrocarbons). When skin cells come into contact with these polycyclic aromatic hydrocarbons, they will produce a A series of reactions eventually lead to dullness, yellowing, aging and wrinkles. It is also an important factor in causing local inflammation of the skin and may also destroy the healthy microbial flora on the skin surface.
Appropriate use of cleaning products can help us remove those things that cannot be washed away with water from the surface of the skin, avoid excessive inflammatory factors on the skin, and avoid an imbalance of bacterial flora on the skin surface.
Cleansing products for face washing on the market can be divided into: facial cleansing mousse, facial cleansing milk, facial cleansing cream, facial cleansing powder, facial cleansing soap
Foaming and non-foaming are distinguished by the degree of foaming. A common feature of cleansing products is that they contain surfactants. Some products also contain preservatives, emulsifiers, and stabilizers; surfactants have both lipophilic and hydrophilic bases. Group, substance with cleaning ability
All cleansing products are composed of surfactants and other ingredients. The suitable group of cleansing products mainly depends on the type and addition ratio of surfactants, and the type and quantity of skin conditioners contained in the cleansing products.
There are many types of surfactants with complex properties. From a chemical point of view, they can be divided into anionic, cationic and nonionic.
Common surfactants include soap-based surfactants, amino acid surfactants, S-type surfactants, coconut oil surfactants, and alkyl glycoside surfactants.
Cleansing should be moderate. Try to choose mild products for daily cleaning. It is best for the skin to have a slightly "oily" feeling after cleansing. It is better not to go under than to overdo it.