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Can be sensitising when applied to skin. Most well known for use in calamine.
A powdered version of the mineral iron. A natural ingredient, it's used as an opacifying agent in cosmetics.
This rendered animal fat has moisturizing properties but also has the potential to irritate skin.
This synthetic ingredient helps diffuse light and add pearlescence to cosmetics.
Barium sulfate is an inorganic salt that occurs in nature.
A mineral wax used as a texture enhancer in cosmetics, especially to add stability to lipsticks and stick foundations and keep them blended.
This ester functions as a humectant, opacifier, and solvent in cosmetics.
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.
We couldn't find this in our ingredient dictionary. We log all missing ingredients and make continuous updates.
We have not yet rated this ingredient because we have not had a chance to review the research on it.