Article last updated: October 15, 2024
Natamycin is a naturally occurring antifungal compound. It is also known by other names such as pimaricin. Sourced from the bacterium Streptomyces natalensis, natamycin has been utilized for decades in various industries, including food preservation and pharmaceuticals, due to its potent antimicrobial properties.
The history of natamycin dates back to its discovery in the 1950s, where it was initially identified for its ability to inhibit fungal growth. Over time, its application expanded beyond food preservation to include pharmaceuticals and, more recently, cosmetics. In the cosmetic industry, natamycin is valued for its dual role as an antimicrobial and preservative, helping to extend the shelf life of products by preventing the growth of mold and yeast.
Natamycin is produced through a fermentation process involving the Streptomyces natalensis bacterium. This process involves cultivating the bacterium in a controlled environment, allowing it to produce natamycin as a secondary metabolite. The compound is then extracted and purified for use in various applications, including cosmetic formulations. This natural production method ensures that natamycin remains a highly effective and safe ingredient for preserving the integrity of cosmetic products.
In this section, we will delve into the officially recognized cosmetic benefits and uses of Natamycin:
Natamycin is a powerful antimicrobial agent. This means it helps to inhibit the growth of various microorganisms, such as bacteria and fungi, that can spoil cosmetic products or cause skin issues. By incorporating Natamycin into cosmetics, manufacturers can ensure that their products remain free from harmful microbes, thereby extending the shelf life and maintaining the product’s integrity. For consumers, this translates to safer, longer-lasting beauty products that are less likely to cause infections or irritations.
As a preservative, Natamycin plays a crucial role in maintaining the freshness and effectiveness of cosmetic products. It helps to prevent the degradation of ingredients over time, which can be caused by exposure to air, light, or microbial contamination. This ensures that the product remains effective and safe to use throughout its intended shelf life. For users, this means that the product will perform as expected from the first use to the last, providing consistent results and reducing the risk of adverse reactions due to spoiled ingredients.
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).
Natamycin is generally considered safe for topical use in cosmetics, but like any ingredient, it may cause side effects in some individuals. Here are some potential side effects of topical application of natamycin:
Regarding individuals who are pregnant or breastfeeding, data and research on the topical usage of natamycin during pregnancy and breastfeeding are lacking. Therefore, it is recommended that pregnant or breastfeeding women consult a healthcare professional for further advice before using products containing this ingredient.
Adverse reactions to natamycin are relatively uncommon, but it is always prudent to conduct a patch test before widespread usage to ensure there is no adverse reaction.
Natamycin has a comedogenic rating of 1, which means it is very unlikely to clog pores. This makes it a suitable option for individuals who are prone to acne, blemishes, or breakouts.
