Polyglyceryl-6 Isostearate



Polyglyceryl-6 Isostearate description

Polyglyceryl-6 isostearate is a synthetic mixture of fatty acids from stearic acids and a glycerine polymer. Multiple roles in cosmetics include emollient, emulsifier, and surfactant, making it a good choice for hydrating cleansers.

Polyglyceryl-6 Isostearate references

  • International Journal of Toxicology, Supplement 3, November-December 2019, pages 6S-22S
  • International Journal of Pharmaceutics, March 2008, pages 231-239
  • https://www.cir-safety.org/sites/default/files/Polyglyceryl%20fatty%20acid_CIR.pdf
  • https://cosmeticsinfo.org/ingredient/stearic-acid

Peer-reviewed, substantiated scientific research is used to assess ingredients in this dictionary. Regulations regarding constraints, permitted concentration levels and availability vary by country and region.

Ingredient ratings


Proven and supported by independent studies. Outstanding active ingredient for most skin types or concerns.


Necessary to improve a formula's texture, stability, or penetration.


Generally non-irritating but may have aesthetic, stability, or other issues that limit its usefulness.


There is a likelihood of irritation. Risk increases when combined with other problematic ingredients.


May cause irritation, inflammation, dryness, etc. May offer benefit in some capability but overall, proven to do more harm than good.


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Not rated

We have not yet rated this ingredient because we have not had a chance to review the research on it.