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Emollient

Undecane

Often labeled as: Volatile Alkane

The flash-drying, weightless solvent.

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Overall Safety Safe
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Pregnancy Safety Safe
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Comedogenic (0-5) 0 / 5
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Irritancy (0-5) 0 / 5

๐Ÿ”ฌ How It Actually Works

A 100% plant-derived, volatile hydrocarbon. It is designed to evaporate rapidly upon contact with the skin, leaving active ingredients behind without any heavy or greasy residue.

๐Ÿ’– Why your skin loves it

Provides an incredibly light, fresh texture and ensures makeup/sunscreen dries down matte.

๐Ÿ’ก Pro Tip

Often paired with Tridecane (commercially known as Cetiol Ultimate).

โš–๏ธ Myth vs. Fact

The Myth

It dries out the skin like rubbing alcohol.

The Science

It is a lipid that evaporates cleanly without disrupting the acid mantle.