Ingredient guide
Hectorite
hectorite
In short
Hectorite is a clear-gelling smectite clay used to stabilise and thicken formulas without adding opacity. It’s popular in serums, sprays, and makeup where a smooth, transparent finish is needed.
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Works for
Best used
Anytime
What it is
Trioctahedral smectite clay rich in lithium and magnesium; forms transparent gels at low concentrations; preferred over opacifying clays in clear serums and setting sprays where gel structure is needed without whitening.
Also found as
Related
Where to find it
Options across the range, not a ranking. Run one through Lens and MIRU will tell you if it fits you.
NARS Light Reflecting Setting Powder
Fenty Beauty Pro Filt’r Soft Matte Longwear Foundation
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Common questions
What does Hectorite do in skincare and makeup?
It helps create stable gels and prevents separation while keeping formulas clear.
Is Hectorite suitable for all skin types?
Yes, it’s inert and generally well tolerated.
Where is Hectorite commonly found?
In setting sprays, clear serums, and many makeup products that need a stable yet lightweight gel structure.
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Personal guidance, not medical advice.