🎯 At a Glance
🔬 How It Actually Works
Chestnut seeds fermented by the Aspergillus fungus. It naturally produces extremely mild, exfoliating organic acids that specifically target congested pores and rough texture without stinging.
💖 Why your skin loves it
Refines enlarged pores, sweeps away dull surface cells, and regulates sebum.
💡 Pro Tip
A highly popular active in K-Beauty pore-clearing toners.
⚖️ Myth vs. Fact
The Myth
It smells like roasted chestnuts.
The Science
The cosmetic filtrate is highly purified and largely odorless.