Emollient
DIISOSTEARYL FUMARATE
Safety score · 0–100
Good
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A high-molecular-weight fumarate diester from isostearyl alcohol — forms a lubricious, non-greasy film on skin. Popular in lipsticks and stick products with no flagged safety concerns.
Function
Skin benefits
- High-MW fumarate diester emollient
- Lubricious, non-greasy film
- Excellent for lipstick and stick products
- Pigment dispersing in colour cosmetics
Known concerns
- No significant concerns at cosmetic concentrations
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related emollients
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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.