Ingredients

What popular K-beauty ingredients actually do, who they suit, and how to use them.

Is 10% Niacinamide Better Than 5%? Short Answer: Not Really

Niacinamide helps with oil, redness, uneven tone and barrier support, but the percentage race has gotten out of hand. What the strengths mean and how to use it without irritation.

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Ingredients

Byeongpul, Cica, Centella: Why One Plant Is on Half the Korean Shelf

Centella asiatica goes by many names on Korean packaging. Here's what it is, which compounds matter, how to spot a product that actually contains a decent amount, and who it suits.

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