Regulatory Status
For full compliance data across 55 jurisdictions, use the Substance Compliance tool.
Safety Data
Calculate MoS for your specific formulation with the MoS Calculator.
Expert Verdict
Isoprene monomer residual content must be controlled to safe levels; natural rubber latex allergy cross-reactivity is a theoretical concern for sensitive individuals.
Regulatory Flags
Frequently Asked Questions
Is Polyisoprene safe in cosmetics?
Isoprene monomer residual content must be controlled to safe levels; natural rubber latex allergy cross-reactivity is a theoretical concern for sensitive individuals. The EU classifies Polyisoprene as "permitted". Safety rating: GOOD.
Is Polyisoprene allowed in the EU?
Polyisoprene EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Polyisoprene do in cosmetics?
Polyisoprene functions as: Viscosity controlling. It is classified as a cosmetic ingredient in our database. CAS number: 9003-31-0.
What is the Margin of Safety for Polyisoprene?
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.
Compliance Tools
Check Polyisoprene compliance across multiple jurisdictions:
Related Ingredients
Is Polyisoprene in Your Products?
Scan any product label with Piro — our free ingredient scanner. Point your camera at the ingredients list and get instant safety scores for every ingredient.
Try Piro Free →Analyze Your Full Ingredient List
Paste any INCI list into the Decoder for instant safety analysis, or calculate the Margin of Safety for Polyisoprene in your formulation.