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AM vs PM: Building Two Rituals That Work in Harmony

Syncing your skincare with natural circadian skin rhythms

Dr. Ji-Hye Park

Dr. Ji-Hye Park

Formulation Director · August 14, 2026

AM vs PM: Building Two Rituals That Work in Harmony

During daylight hours, your skin faces external enemies: ultraviolet radiation, microscopic particulate pollution, and infrared heat. Morning skincare should focus strictly on lightweight antioxidants and broad-spectrum photostable UV shields.

At night, blood flow to the skin surges and cell mitosis accelerates. However, transepidermal water loss also doubles while you sleep. The evening ritual is where you deploy deep nourishing lipid creams, ceramides, and sheet masks to lock in regenerative moisture.

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Formulations Featured in this Guide

Ceramide Barrier Repair Cream
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Ceramide Barrier Repair Cream

Biomimetic 3:1:1 Lipid Matrix Infusion

₩42,000₩48,000
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Daily Dew Watery Sunscreen SPF50+ PA++++
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Zero White Cast Featherlight Photostable UV Gel

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