Hydrogenated Polyisoprene Crosspolymer

INCI: HYDROGENATED POLYISOPRENE CROSSPOLYMER

CAS Number
Not uniquely assigned (crosslinked polymer)
Function
Viscosity controlling
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted โ€” no CFR restriction; not individually CIR-reviewed (parent polyisoprene reviewed in polyene group)

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
negligible
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Hydrogenation removes chromophores and UV absorption risk; CIR Panel expressed no concern. Verify residual isoprene monomer <1 ppm (isoprene is IARC Group 2B).

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Concern Level: Low

Frequently Asked Questions

Is Hydrogenated Polyisoprene Crosspolymer safe in cosmetics?

Hydrogenation removes chromophores and UV absorption risk; CIR Panel expressed no concern. Verify residual isoprene monomer <1 ppm (isoprene is IARC Group 2B). The EU classifies Hydrogenated Polyisoprene Crosspolymer as "permitted". Safety rating: GOOD.

Is Hydrogenated Polyisoprene Crosspolymer allowed in the EU?

Hydrogenated Polyisoprene Crosspolymer EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Hydrogenated Polyisoprene Crosspolymer do in cosmetics?

Hydrogenated Polyisoprene Crosspolymer functions as: Viscosity controlling. It is classified as a cosmetic ingredient in our database. CAS number: Not uniquely assigned (crosslinked polymer).

What is the Margin of Safety for Hydrogenated Polyisoprene Crosspolymer?

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.

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