IOTA CORPORATION LTD.
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As consumer demand for skincare and beauty increases, the cosmetics industry has seen rapid growth. Silicone oil, a functional ingredient with unique physical and chemical properties—such as excellent spreadability, silky texture, non-greasiness, and low irritation—has become an irreplaceable component in skincare, makeup, and haircare products.
The most common form of silicone oil in cosmetics is polydimethylsiloxane (PDMS). It provides a smooth touch to the skin and forms a breathable film that helps prevent moisture loss, enhancing skin softness and glow. Unlike traditional oils, silicone oil is less likely to be absorbed into the skin and does not clog pores, making it ideal for sensitive-skin formulations.
In makeup products like foundation, BB cream, and primers, silicone oil helps disperse pigments evenly and improves spreadability and wear time, creating a more natural and long-lasting finish. Volatile silicones, in particular, evaporate quickly after application, reducing greasiness and enhancing user comfort.
In haircare, silicone oil acts as a smoothing and shine-enhancing agent. It coats hair strands, reduces static, prevents tangling, and provides a protective layer during styling or chemical treatments, minimizing heat damage. Modified silicone oils also offer anti-frizz and humidity resistance, leaving hair sleek and glossy.
While silicone oil has many benefits, some consumers have expressed concerns about its "film-forming" property, fearing it may block skin "breathing." However, studies show that silicone oil forms a breathable, flexible layer, unlike occlusive oils, and does not accumulate on the skin.
In conclusion, silicone oil’s outstanding sensorial properties and multifunctionality have made it a vital component in modern cosmetic formulations. Looking ahead, with growing interest in safety and natural ingredients, green modification and botanical integration of silicone oil will likely shape the future of the industry.
