
Houttuynia Cordata Extract
A stripped-back, single-focus formula that is essentially concentrated houttuynia cordata (heartleaf) extract in a light, watery base. Heartleaf is a calming, antioxidant-rich plant long used on skin that runs hot, oily, or breakout-prone. It suits minimalists and anyone who likes to keep a routine — or a layering step — simple.
More detail
The ingredient list is just three things: houttuynia cordata (heartleaf) extract, plus butylene glycol and 1,2-hexanediol as a light humectant-and-preservative base — no fragrance, essential oils, or alcohol. Heartleaf is valued for soothing redness and irritation and for a mild antioxidant effect, which is why it's a common choice for sensitive, oily, and acne-prone skin. The texture is thin and water-like; pat it on after cleansing as a first calming, hydrating layer, or press a second layer where skin feels reactive. You can use it morning and night, and it sits easily under the rest of your routine or blended into another product. Because it's a simple extract rather than a full treatment, think of it as gentle groundwork — you'll still want a moisturizer, and sunscreen by day.
Ingredient check✓ all clear
Evidence checkGrade B
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What Korea says#44 serum
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Where to buybest total $13
| Retailer | Price | Ship + duty | Total | |
|---|---|---|---|---|
| Amazon ✓ official Official store — verify seller before launch Accepts: Visa · MC · Amex · Discover · Amazon Pay · Affirm | $13 | — | $13BEST | Shop → |
| Olive Young Global ✓ official Ships from Korea 7–14d · +15% duty Accepts: Cards · PayPal · Apple Pay · Alipay+ | $10 | $8.50 | $18.50 | Shop → |
| One Thing official ✓ official Brand's official store, ships from Korea · +15% duty Accepts: Cards · PayPal (varies) | $13 | $8.00 | $21 | Shop → |
Totals include estimated import duty on Korea-shipped orders (15%, post–de minimis). Links open retailer search; exact product links are coming at launch. Payment methods indicative — verify at checkout.
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