Article last updated: October 15, 2024
PEG-2 Cocamine, also known as Amines, coco alkyl, ethoxylated (2 mol EO average molar ratio), is a versatile ingredient commonly found in cosmetic products. Derived from the fatty acids of coconut oil, this compound is part of a broader category of chemicals known as ethoxylated amines. The “PEG-2” in its name indicates that it has undergone ethoxylation, a chemical process where ethylene oxide is added to a substrate—in this case, coco alkyl amines—resulting in an average of two ethylene oxide units per molecule.
The history of PEG-2 Cocamine in cosmetics dates back to the mid-20th century when the demand for more effective and stable emulsifiers began to rise. Emulsifiers are crucial in cosmetic formulations as they help blend water and oil phases, creating smooth and homogenous products. PEG-2 Cocamine quickly gained popularity due to its effectiveness and the relatively mild nature of its coconut-derived base.
The production of PEG-2 Cocamine involves a multi-step process. Initially, coconut oil is hydrolyzed to yield fatty acids, which are then converted into amines. These amines undergo ethoxylation, where ethylene oxide is added to form the final product. This process not only enhances the emulsifying properties of the compound but also improves its solubility in water, making it an ideal ingredient for a wide range of cosmetic applications.
In this section, we will delve into the officially recognized cosmetic benefits and uses of PEG-2 Cocamine:
PEG-2 Cocamine primarily serves as an emulsifying agent in cosmetic formulations. This means it helps to blend water and oil-based ingredients together, which are typically immiscible. By doing so, it ensures that the product maintains a consistent texture and stability. For example, in lotions and creams, PEG-2 Cocamine helps to create a smooth, homogenous mixture that feels pleasant on the skin and is easy to apply.
Note: the listed benefits above are exclusively based on the officially recognized and defined functions of the ingredient, as documented by the International Nomenclature of Cosmetic Ingredients (INCI).
Regarding individuals who are pregnant or breastfeeding, data and research on the topical usage of PEG-2 Cocamine during pregnancy and breastfeeding are lacking. Therefore, it is advisable for these individuals to consult a healthcare professional for further advice before using products containing this ingredient.
While PEG-2 Cocamine is generally considered safe for use in cosmetics, it is important to be aware of potential side effects that may occur with topical application:
Adverse reactions to PEG-2 Cocamine are relatively uncommon, but they can occur. It is recommended to perform a patch test before widespread usage to ensure that your skin does not react negatively to the ingredient.
In terms of comedogenicity, PEG-2 Cocamine is rated at a 2 on a scale of 0 to 5, where 0 is totally non-comedogenic and 5 is highly comedogenic. This means that while it has a low potential to clog pores, individuals who are prone to acne, blemishes, or breakouts should still exercise caution when using products containing this ingredient.
