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Active Ingredients

Pentapeptide-18

Often labeled as: Leuphasyl

The endorphin-mimicking expression line relaxer.

๐Ÿ›ก๏ธ
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 neuropeptide that mimics the body's natural endorphins. It couples with the enkephalin receptor to decrease the excitability of nerve cells, relaxing facial muscles.

๐Ÿ’– Why your skin loves it

Reduces the depth of expression wrinkles, particularly on the forehead.

๐Ÿ’ก Pro Tip

Almost always formulated alongside Argireline for maximum wrinkle-relaxing synergy.

โš–๏ธ Myth vs. Fact

The Myth

It causes muscle atrophy.

The Science

It temporarily dampens the nerve signal, it does not destroy or atrophy the facial muscles.