Ingredient guide
Calcium Stearate
INCI name · calcium stearate
In short
Calcium Stearate is a slip agent that helps powders glide smoothly and resist clumping. It also improves adherence so pressed powders apply more evenly.
Works forFrom reviewed ingredient data
Best used
Anytime
What it is
Calcium salt of stearic acid; functions as a slip agent, anti-caking ingredient, and mild waterproofing agent in pressed powders and talc-free mineral formulas; also contributes a smooth waxy feel that improves pressed-powder adhesion.
Evidence receipt
No linked study yet
No verified study is linked to this exact ingredient and route. The guidance below describes conventional use; it is not evidence of efficacy.
Where it sits
It lives in the moisturiser step, sealing in the lighter layers below.
- Cleanse
- Tone
- Serum
- Calcium Stearate
- SPF
Also found as
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Common questions
What does Calcium Stearate do in products?
It prevents powders from clumping and improves glide for a smoother application. It also adds a soft, waxy feel that enhances adhesion.
Who benefits from products with Calcium Stearate?
Anyone using pressed powders or talc‑free formulas may notice a smoother, more even finish thanks to its slip-enhancing effect.
Where is Calcium Stearate used?
It’s common in pressed finishing powders, blushes, and some mineral makeup products.
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