Calcium sulfate dihydrate
Hydrated calcium sulfate is a mineral used in cosmetics as an astringent, binder, and abrasive. It is used in formulations to tighten pores, bind ingredients together, and provide a mild exfoliating action. It can also serve as an opacifying agent to modify the appearance of products.
Roles & functions
Skin conditioning — Keeps the skin in good condition and protects it; improves its comfort.
Hair conditioning — Improves the appearance, softness and manageability of the hair.
Astringent — Temporarily tightens the skin or the pores.
Binding — Binds together the ingredients of a solid formula (powder, stick).
Abrasive — Helps remove particles through friction (polishing, scrubbing).
Opacifying — Makes the product less transparent.
What the authorities say
| Authority | Status |
|---|---|
| Commission européenne (CosIng, Règl. 1223/2009) | Autorisé |
| Classification CLP (Règl. 1272/2008) | No CMR classification |
| ECHA — perturbateur endocrinien (santé humaine) | Not identified as an endocrine disruptor |
| ECHA — Liste des substances candidates (SVHC, REACH Art. 59) | Not on the Candidate List (SVHC) |
| Commission européenne (Règl. 1223/2009, Annexe III) | No cosmetic allergen subject to mandatory labelling |
| Commission européenne (Catalogue UE des nanomatériaux, Règl. 1223/2009) | No referenced nanoform |
Products containing it
In Lou’s database
| Most frequent categories | Contour des yeux |
| Most frequent brands | Klorane |
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