Cosmetic ingredient

POLYGLYCERYL-2 SESQUIISOSTEARATE

POLYGLYCERYL-2 SESQUIISOSTEARATE is an ingredient made from a polyglycerol portion and isostearate groups derived from a branched fatty acid. That combination brings together parts that interact differently with oil and water, which helps explain its place in creamy or oily cosmetic textures.

INCIPO1 products
CAS number
67938-21-0
EC number
-
Chemical name
Isooctadecanoic acid, diester with oxydi(propanediol)

POLYGLYCERYL-2 SESQUIISOSTEARATE: what it is

POLYGLYCERYL-2 SESQUIISOSTEARATE is an ingredient made from a polyglycerol portion and isostearate groups derived from a branched fatty acid. That combination brings together parts that interact differently with oil and water, which helps explain its place in creamy or oily cosmetic textures.

It is not a ready-to-use plant oil or a botanical extract. Its name describes a substance made by joining those chemical portions: isostearate refers to branched fatty chains, while the polyglyceryl portion provides the structure that can interact across different phases of a formula.

POLYGLYCERYL-2 SESQUIISOSTEARATE: what it does in cosmetics

In cosmetics, POLYGLYCERYL-2 SESQUIISOSTEARATE works as an emulsifier. In practical terms, it helps keep oil and water evenly dispersed, making an emulsion less likely to split and helping a cream, lotion, or balm leave the package with a uniform appearance.

That is a formulation job: it may support smoother, more consistent application and a stable texture, but it is not by itself a promise of hydration, acne treatment, or wrinkle improvement. The result a person notices depends on the whole formula, the amount used, and the other ingredients in the product.

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Products containing this ingredient

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