Is Polyester-8 safe in cosmetics?
Polyester-8 has a safety rating of "GOOD" in our database. EU status: permitted. US status: permitted.
Good
Cosmetic Ingredient
Polyester-8
INCI: POLYESTER-8
Polyester-8 (CAS Not assigned (CosIng Ref No. 82863)) is a cosmetic cosmetic ingredient functioning as Film forming copolymer of adipic acid and neopentyl glycol, end-capped with. EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database.
View industrial chemical safety profile for CAS Not assigned (CosIng Ref No. 82863) →
Auto-generated CPSR Part A draft with source citations
Function
Film forming copolymer of adipic acid and neopentyl glycol, end-capped with octyldodecanol or cyanodiphenylpropenoyl group
Safety Rating
GOOD
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
Not specifically restricted; general cosmetic use
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Polyester-8.
Calculate MoS for your specific formulation with the MoS Calculator.
Additional Ingredient Properties
2 property records from structured ingredient metadata.
anti_pollution
{"cas_number": "157179-21-6", "ingredient_class": "blue_light_filter", "primary_mechanism": "film_forming_barrier", "pollution_types_targeted": "blue_light_HEV/UV_B", "IR_A_protection": "no", "visible_light_protection": "no", "digital_screen_protection_claim": "no", "PAH_neutralization": "no", "ozone_protection": "no", "mitochondrial_protection": "no", "Nrf2_activation": "no", "AhR_pathway_modulat…
polymer
{"ingredient_class": "film_former", "polymer_type": "polyester", "chemical_backbone": "ester", "molecular_weight_Da_range": "6500-45000", "ionic_character": "nonionic", "pH_viscosity_sensitivity": "moderate", "salt_tolerance": "moderate", "electrolyte_effect_on_viscosity": "moderate", "temperature_viscosity_sensitivity": "moderate", "film_flexibility": "flexible", "film_transparency": "transparent…
Expert Verdict
Expert safety assessment and concern-level summary for Polyester-8.
Frequently Asked Questions
Is Polyester-8 allowed in the EU?
Polyester-8 EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Polyester-8 do in cosmetics?
Polyester-8 functions as: Film forming copolymer of adipic acid and neopentyl glycol, end-capped with octyldodecanol or cyanodiphenylpropenoyl group. It is classified as a cosmetic ingredient in our database. CAS number: Not assigned (CosIng Ref No. 82863).
Compliance Tools
Check Polyester-8 compliance across multiple jurisdictions:
Ingredient Decoder
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82 Allergen Checker
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Substance Compliance
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MoS Calculator
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Heavy Metal Limits
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Not Reported
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