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Hydrator / Humectant

Potassium PCA

Often labeled as: NMF Component

The osmotic-balancing hydrator.

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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

The potassium salt of PCA. It is a natural component of the skin's Natural Moisturizing Factor. It regulates the osmotic balance of cells, ensuring they stay plump and hydrated.

๐Ÿ’– Why your skin loves it

Deeply hydrates, prevents water loss, and maintains cellular volume.

๐Ÿ’ก Pro Tip

A fundamental building block of healthy, hydrated skin.

โš–๏ธ Myth vs. Fact

The Myth

It dries the skin out because it is a salt.

The Science

It is highly hygroscopic, meaning it traps and holds water aggressively.