Article last updated: October 15, 2024
Nonyl Nonoxynol-8 Phosphate is a synthetic ingredient primarily used in cosmetic products for its cleansing properties. This compound is part of the nonoxynol family, which are nonionic surfactants. Surfactants are substances that help to reduce the surface tension of liquids, allowing them to spread more easily and mix with other substances, making them excellent for cleansing applications.
The history of Nonyl Nonoxynol-8 Phosphate in cosmetics dates back to the mid-20th century when the demand for more effective and versatile cleansing agents began to rise. Scientists discovered that by modifying the structure of nonylphenol with ethylene oxide, they could create a range of surfactants with varying properties. Nonyl Nonoxynol-8 Phosphate emerged as a particularly effective variant due to its balance of hydrophilic (water-attracting) and lipophilic (oil-attracting) properties, making it ideal for removing dirt and oils from the skin.
The production of Nonyl Nonoxynol-8 Phosphate involves a chemical process known as ethoxylation, where ethylene oxide is added to nonylphenol. This process is carefully controlled to achieve an average of eight ethylene oxide units per molecule, hence the “8 mol EO average molar ratio” in its name. The resulting compound is then phosphorylated to introduce the phosphate group, enhancing its solubility and effectiveness as a cleansing agent.
In this section, we will delve into the officially recognized cosmetic benefits and uses of Nonyl Nonoxynol-8 Phosphate:
Nonyl Nonoxynol-8 Phosphate is primarily used for its cleansing properties. This means it helps to remove dirt, oil, and other impurities from the skin. When included in cosmetic formulations, it acts as a surfactant, which lowers the surface tension between ingredients, allowing them to mix more effectively and wash away unwanted substances. This can leave your skin feeling fresh, clean, and free from residues that could clog pores or cause irritation.
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).
Nonyl Nonoxynol-8 Phosphate is generally considered safe for use in cosmetic products, but like any ingredient, it may cause adverse reactions in some individuals. Here are some potential side effects of topical application:
Regarding individuals who are pregnant or breastfeeding, data and research on the topical usage of Nonyl Nonoxynol-8 Phosphate 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.
Adverse reactions to Nonyl Nonoxynol-8 Phosphate are relatively uncommon, but they can occur. To minimize the risk of an adverse reaction, it is recommended to perform a patch test before widespread usage of any product containing this ingredient.
In terms of comedogenicity, Nonyl Nonoxynol-8 Phosphate is rated as a 1 on a scale of 0 to 5, where 0 is totally non-comedogenic and 5 is highly comedogenic. This means it is unlikely to clog pores and cause acne or breakouts, making it generally suitable for individuals prone to blemishes.
