Houttuynia Cordata Flower/Leaf Extract

INCI: HOUTTUYNIA CORDATA FLOWER/LEAF EXTRACT

CAS Number
164288-50-0 (general *H. cordata* extract)
Function
Skin conditioning; antimicrobial; antioxidant; anti-inflammatory
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Permitted — not specifically restricted under 21 CFR

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
moderate
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Contains decanoyl acetaldehyde (houttuynin) which may irritate at high concentrations; no cytotoxicity observed up to 500 µg/mL in vitro; long history of use in Asian cosmetics.

⚠️
Concern Level: Low

Regulatory Flags

plant-extract

Frequently Asked Questions

Is Houttuynia Cordata Flower/Leaf Extract safe in cosmetics?

Contains decanoyl acetaldehyde (houttuynin) which may irritate at high concentrations; no cytotoxicity observed up to 500 µg/mL in vitro; long history of use in Asian cosmetics. The EU classifies Houttuynia Cordata Flower/Leaf Extract as "permitted". Safety rating: GOOD.

Is Houttuynia Cordata Flower/Leaf Extract allowed in the EU?

Houttuynia Cordata Flower/Leaf Extract EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Houttuynia Cordata Flower/Leaf Extract do in cosmetics?

Houttuynia Cordata Flower/Leaf Extract functions as: Skin conditioning; antimicrobial; antioxidant; anti-inflammatory. It is classified as a cosmetic ingredient in our database. CAS number: 164288-50-0 (general *H. cordata* extract).

What is the Margin of Safety for Houttuynia Cordata Flower/Leaf Extract?

not established The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

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