Science
Mechanism of Action
This ingredient primarily inhibits sirtuin deacetylases and interferes with prostaglandin biosynthesis, offering anti-inflammatory benefits. Novel forms may also inhibit tyrosinase, suggesting a role in skin depigmentation.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Dihydrocoumarin is stable in perfumes and various functional bases, but it hydrolyzes in water within two hours and under strong alkaline or acidic conditions.
Conflicts
- strong oxidizing agents
- alkaline conditions
- acidic conditions
Safety
Safety Profile
While a 20% patch test showed no skin irritation, RIFM notes potential for skin sensitization in some individuals, evidenced by an SCCS EC3 value of 0.38%. The EU prohibits it as a fragrance, but Canada allows low-level cosmetic use.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Despite potential benefits, regulatory restrictions and documented sensitization risk at higher concentrations make its general use in precision skincare questionable.
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