Polyglyceryl-3 Stearate



No known benefits

Polyglyceryl-3 Stearate description

Polyglyceryl-3 stearate is the ester of the fatty acid stearic acid and polyglycerin-3, which is a polymer of glycerine that contains three units. This synthetic ingredient is used in cosmetics to impart an emollient feel that conditions skin, as an emulsifier to keep unlike ingredients (think oil and water) blended, and, in greater amounts as a surfactant. It is considered safe and non-sensitizing as used in cosmetics.

Polyglyceryl-3 Stearate references

  • www.cir-safety.org/sites/default/files/polyglyceryl%20fatty%20acid.pdf

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