Heartleaf Explained
Houttuynia cordata · Eoseongcho
Heartleaf is a Korean soothing herb with lab-proven anti-inflammatory effects; good for calming oily, blemish-prone skin, though human trials are still missing.
Label names (INCI): Houttuynia Cordata Extract
Written by the Oliareen editorial teamDermatologist review: pendingHow we write
What it does
Flavonoids (quercitrin, hyperoside) reduce inflammatory enzymes and have antimicrobial action in lab studies.
Often discussed for
This doesn't mean everyone with these needs it.
How to approach it
If you're new to it
Start one new product at a time and patch test first: a little on the side of the jaw for a few days. Keep the rest of the routine simple.
General education, not a diagnosis or treatment plan.
Works well with
Examples of common pairings, not guaranteed combinations.
Use carefully with
Stacking several actives raises the risk of irritation. If you're on any prescribed medicine, ask your doctor before adding an active.
- Low; patch-test
- Safe in pregnancy
Possible reactions
Stop if burning doesn't settle, or if you get a red rash, itching, swelling or peeling. Swelling of the face, lips or eyes, or trouble breathing, needs urgent medical care.
When to see a doctorEvidence and timing
- Evidence
- Evidence: limited
- Time to see a change (weeks)
- 2-4
Evidence comes from studies of specific formulas and strengths. Your product may behave differently.
Read next
Sources
- Chonnam Med J 2010 (fibroblast model)
- Korean RAW264.7 macrophage studies (iNOS/COX-2/NF-kB)