Glycol stearate is a common ingredient found in cosmetics and personal care products, specifically in creams, lotions, and moisturizers. It is a compound derived from stearic acid and ethylene glycol, and it is not the same as glycerin. Glycol stearate serves as an emulsifier and thickening agent, helping to stabilize the formulation and give products a creamy texture. The positive effects of glycol stearate include its ability to enhance the spreadability and absorption of skincare products, leaving the skin feeling smooth and moisturized. The chemical formula of glycol stearate is C20H40O3, and it typically appears as a waxy solid or as white flakes. While glycol stearate is derived from natural sources, it is not considered a completely natural ingredient.
Origin
Glycol stearate is synthesized through a process known as esterification. In this process, stearic acid, which is a fatty acid derived from natural sources such as vegetable oils, is combined with ethylene glycol, a compound commonly used in the production of various chemicals. The esterification reaction takes place under controlled conditions, typically involving the use of a catalyst or heat.
Safety profile
Glycol stearate is generally considered safe for use in cosmetics. It is non-toxic and has a low risk of causing adverse effects. However, in rare cases, it may cause skin irritation or allergic reactions. It is not comedogenic, meaning it does not clog pores. Glycol stearate can be derived from both natural and synthetic sources, and some formulations are suitable for vegans. It is important to note that individual sensitivities and allergies may vary, so it is recommended to perform a patch test before using products containing glycol stearate.