ISONONYL ISONONANOATE
ISONONYL ISONONANOATE is an organic ester used in skin and hair products. Its structure joins a portion derived from isononyl alcohol to a portion derived from isononanoic acid, with two branched chains connected by an ester group. It therefore belongs to the ester family, rather than being a plant oil that happens to give a similar feel on the skin.
ISONONYL ISONONANOATE: what it is
ISONONYL ISONONANOATE is an organic ester used in skin and hair products. Its structure joins a portion derived from isononyl alcohol to a portion derived from isononanoic acid, with two branched chains connected by an ester group. It therefore belongs to the ester family, rather than being a plant oil that happens to give a similar feel on the skin.
Chemical databases may also list it as 7-methyloctyl 7-methyloctanoate. That is an alternative chemical name for the same structure, not a different active ingredient. It is a defined raw material, and its branched chains distinguish its molecular arrangement from linear esters when comparing cosmetic labels or technical information.
ISONONYL ISONONANOATE: what it does in cosmetics
In cosmetics, isononyl isononanoate works as an emollient and skin-conditioning ingredient. In everyday terms, it becomes part of the oily phase and helps a product spread more smoothly, leaving the skin feeling softer and less rough after application. In creams, oil-based serums, and makeup, this type of ingredient mainly contributes to texture and the feel left on the skin.
It is also used for antistatic and conditioning purposes. In hair products, that relates to reducing static electricity that can make strands fly away or look frizzy; it does not repair damage or permanently alter the hair fiber. The Cosmetic Ingredient Review assessed safety data for a group of alkyl esters, using structural similarities within the group where data were limited; that assessment is not a clinical efficacy test of this individual ester for wrinkles, dark spots, or skin disease.
Products containing this ingredient
See which products include it and the name used in each composition.
