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Sodium Potassium Aluminum Silicate

What Sodium Potassium Aluminum Silicate is & what it does

Sodium Potassium Aluminum Silicate is a mineral-derived silicate compound used in cosmetics, often as a bulking agent or to adjust the texture of a formula. It can help with opacity, slip, and the overall feel of a product such as a sunscreen or color cosmetic. As an inorganic mineral ingredient it is generally used for its physical and structural properties rather than an active skincare function.

What does Sodium Potassium Aluminum Silicate do in skincare?

Sodium Potassium Aluminum Silicate is a mineral-based silicate used in cosmetics mainly as a bulking agent and texture modifier. It can help adjust opacity, slip, and the feel of a product such as a sunscreen or color cosmetic. It serves a physical, structural role rather than acting as a skincare active.

Is Sodium Potassium Aluminum Silicate safe?

Sodium Potassium Aluminum Silicate is an inorganic mineral ingredient used topically in cosmetics and is generally considered well tolerated on the skin. It is used for its structural and textural properties and is not intended to penetrate the skin. As with any ingredient, patch testing a new product can help if your skin is sensitive.

Is Sodium Potassium Aluminum Silicate natural or synthetic?

Sodium Potassium Aluminum Silicate is a mineral-based silicate that may be derived from natural mineral sources or produced synthetically to a consistent specification. In either case it is an inorganic, non-animal ingredient, which generally makes it suitable for vegan formulations. Its exact origin can depend on the supplier.

Sunscreens with Sodium Potassium Aluminum Silicate

We rate 18 sunscreens that contain it, showing the top 10 by overall score:

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