POLYISOBUTENE || Skin Deep® Cosmetics Database

POLYISOBUTENE

Score	Data: Limited
CAS	9003-27-4
lip gloss (112 products)
mascara (37 products)
anti-aging (21 products)
lipstick (16 products)
facial moisturizer/ treatment (16 products)
Show all 252 products that contain POLYISOBUTENE.
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POLYISOBUTENE

Health concerns of ingredient
About the ratings
Cancer	no information
Developmental & reproductive toxicity	no information
Allergies & immunotoxicity	no information
Use restrictions	no information
Contamination concerns: none
Other MODERATE concerns: Organ system toxicity (non-reproductive)

About the ratings

EWG provides information on personal care product ingredients from the published scientific literature, to supplement incomplete data available from companies and the government. The ratings below indicate the relative level of concern posed by exposure to the ingredients in this product - not the product itself - compared to other product formulations. The ratings reflect potential health hazards but do not account for the level of exposure or individual susceptibility, factors which determine actual health risks, if any. Learn more | Legal Disclaimer

Function/use(s): Binder; Film Former; Viscosity Increasing Agent - Nonaqueous; BINDING; FILM FORMING; VISCOSITY CONTROLLING

About POLYISOBUTENE: Polyisobutene is a synthetic polymer of isobutylene; used as a film-forming agent.

Synonym(s): ISOBUTENE HOMOPOLYMER; ISOBUTYLENE HOMOPOLYMER; 2-METHYL-1-PROPENE, HOMOPOLYMER; PERMETHYL 108A; POLYISOBUTYLENE; 1-PROPENE,-2-METHYL-, HOMOPOLYMER; HOMOPOLYMER 2-METHYL-1-PROPENE; HOMOPOLYMER 1-PROPENE,-2-METHYL-; 1PROPENE, 2METHYL, HOMOPOLYMER; POLYISOBUTYLENE

Organ system toxicity (non-reproductive)
type of concern	product conditions	reference
Classified as medium human health priority		Environment Canada Domestic Substance List
Classified as expected to be toxic or harmful		Environment Canada Domestic Substance List

Data gaps
type of concern	product conditions	reference
150 studies in PubMed science library may include information on the toxicity of this chemical see search results ->		PubMed

Ecotoxicology
type of concern	product conditions	reference
Not suspected to be an environmental toxin		Environment Canada Domestic Substance List

Multiple, additive exposure sources
type of concern	product conditions	reference
Designated as safe for general or specific, limited use in food		FDA Everything Added to Food
Designated as safe for general or specific, limited use in food		FDA Food Additive Status

Persistence and bioaccumulation
type of concern	product conditions	reference
Not suspected to be bioaccumulative		Environment Canada Domestic Substance List

Government, industry, academic studies and classifications
government/industry list/academic study	appears on list as	classification(s)
FDA Food Additive Status	POLYISOBUTYLENE	• MISC • REG • GMP • In chewing gum base - CFR172.615
FDA Everything Added to Food	POLYISOBUTYLENE (MIN M W 37,000)	• ASP
Environment Canada Domestic Substance List	1-PROPENE, 2-METHYL-, HOMOPOLYMER	Y-Categorization,Y-Human health,Moderate-Health Priority,Y-Persistent,,,,,,

references
government/industry list/academic study	reference
FDA Food Additive Status	FDA (U.S. Food and Drug Administration) 2006. Food Additive Status List. Downloaded from http://www.cfsan.fda.gov/%7Edms/opa-appa.html, Oct 16, 2006.
FDA Everything Added to Food	FDA (U.S. Food and Drug Administration). 2008. EAFUS [Everything Added to Food]: A Food Additive Database. FDA Office of Food Safety and Applied Nutrition.
Environment Canada Domestic Substance List	EC (Environment Canada). 2008. Domestic Substances List Categorization. Canadian Environmental Protection Act (CEPA) Environmental Registry.