Colorant
LAWSONIA INERMIS FLOWER/FRUIT/LEAF EXTRACT
Safety score · 0–100
Moderate
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
Whole-plant henna extract — a traditional natural dye dominated by lawsone. Known sensitizer with EU restrictions; adulterated forms (black henna) cause severe reactions.
Function
Skin benefits
- Natural lawsone color
- Mild astringent feel
- Long-standing traditional use
Known concerns
- Reactive lawsone is restricted in EU
- Allergic contact dermatitis is well documented
- Adulterated black henna with PPD is a serious sensitizer
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related colorants
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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve — always read the physical product label and consult a healthcare professional for personal concerns.