Preservative
UNDECYLENOYL PEG-5 PARABEN
Safety score · 0–100
Moderate
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A hybrid preservative — undecylenic acid linked via PEG-5 to a paraben group. The paraben moiety raises class-level sensitisation and endocrine-disruption questions; SCCS opinions on parabens drive the cautious score.
Function
Skin benefits
- Antimicrobial preservative for cosmetics
- Fatty-acid moiety improves substantivity
Known concerns
- Contains a paraben moiety — sensitisation risk for paraben-sensitive consumers
- Ethoxylated — trace 1,4-dioxane caveat
- Limited public data on this specific molecule
- Paraben class is under EU restriction (Annex V limits)
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related preservatives
Check your shelf
Find UNDECYLENOYL PEG-5 PARABEN in your products.
Scan any cosmetic product with LuxSense to see if it contains UNDECYLENOYL PEG-5 PARABEN and get a full ingredient breakdown with safety scores.
This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve, so always read the physical product label and consult a healthcare professional for personal concerns.