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Functional / Support

Trimethylsiloxysilicate

Often labeled as: Silicone Resin

The extreme long-wear, waterproof film former.

๐Ÿ›ก๏ธ
Overall Safety Safe
๐Ÿ‘ถ
Pregnancy Safety Safe
๐Ÿ•ณ๏ธ
Comedogenic (0-5) 0 / 5
โšก
Irritancy (0-5) 0 / 5

๐ŸŽฏ At a Glance

๐Ÿ”ฌ How It Actually Works

A highly advanced solid silicone resin. Once its solvent (usually Isododecane) evaporates, it forms an incredibly tough, water-resistant, rub-proof film on the skin.

๐Ÿ’– Why your skin loves it

Locks makeup in place for 24 hours, ensures sunscreen does not sweat off, and prevents smudging.

๐Ÿ’ก Pro Tip

Requires an oil-based cleanser or micellar water to remove completely.

โš–๏ธ Myth vs. Fact

The Myth

It damages the skin barrier.

The Science

It forms a protective shield *over* the barrier without interacting with the living cells.