According to Husk.com, shampoo contains "silicone", which does not mean that it contains silicon alone, but refers to dimethyl silicone oil, commonly known as silicone oil. Silicone oil is the common name of polydimethylsiloxane (PDMS) which is liquid at normal temperature. It is also called "silicone". As the degree of polymerization increases, there will be solid PDMS. Regardless of their state, all PDMS are a class of substances with the same structure.

The reporter found that as early as 2011, the “Humor Rumor Smasher” channel of Huohu.com had made a scientific response to the claim that “silicone oil in shampoo caused hair loss and hair loss”. Nutshell.com wrote that a cosmetic ingredient evaluation (CIR) expert group believes that silicone oil is safe for use in cosmetics and is not irritating to the skin. Although it can form a hydrophobic film on the skin, it is also breathable. "During the search of the literature, I didn't find any information related to acne, acne, hair loss, or allergies. Instead, it is often used to indicate acne free or oil free. In the product. This is where it has advantages over traditional oils. "

The final conclusion in the above article is that PDMS can smooth hair scales and reduce frictional damage to hair. The immediate or long-term benefits are obvious. On the contrary, speculation that its harm to the scalp has not been proven.