Caprylhydroxamic acid

Home > Blog > INCI ingredients > Caprylhydroxamic acid

Ingredient information

  • INCI name: CAPRYLHYDROXAMIC ACID
  • CAS number : 7377-03-9
  • Function: Chelating (Reacts and forms complexes with metal ions that could affect the stability and / or appearance of cosmetic products).
  • Chelating agent that helps stabilize cosmetics.
  • Provides preservative effectiveness against mold.
  • Works in many types of cosmetic formulas, including anhydrous.
  • Is not affected by pH levels.


Description of caprylhydroxamic acid

Caprylhydroxamic acid helps protect cosmetic formulas from destabilizing metal ions. It also acts as a preservative, having the ability to prevent mold growth in water-based formulas.


This ingredient has great flexibility as it works in all types of cosmetic formulas, including waterless (anhydrous) and its effectiveness is not dependent on pH. It is sometimes combined with humectants such as glycerin or propanediol to support aesthetics or a more conventional broad-spectrum preservative system.


This ingredient is considered safe and non-irritating as it is currently used in cosmetics.

INCI Beauty rating: Green


The ingredients in this dictionary are evaluated based on validated and peer-reviewed scientific research. Our main source is the French application INCI Beauty, which itself relies on European cosmetics regulations and various scientific reference bodies.


Regulations regarding usage constraints, authorized concentration levels and availability vary by country and region. This ingredient dictionary is for informational purpose only and is not meant to replace official sources. Its original content is in French, which is then translated into English. Although we strive to always provide you with correct and up-to-date information, if you have any doubts about an ingredient, we recommend that you consult the official sources of your country regarding cosmetic regulations.


Home > Blog > INCI ingredients > Caprylhydroxamic acid

© Altitude Yunnan