Moderate Cosmetic Ingredient NOAEL Data

PTFE (Polytetrafluoroethylene)

INCI: PTFE

CAS Number
9002-84-0
Function
Bulking Agent, Slip Modifier, Skin Conditioning, Binding Agent
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status restricted
US Notes CIR Panel concluded PTFE is safe in cosmetics in present practices of use and concentration ; FDA has not specifically restricted it

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

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
negligible
Sensitization
none

Calculate MoS for your specific formulation with the MoS Calculator.

Toxicological Studies

2 study endpoints found for PTFE (Polytetrafluoroethylene). NOAEL (No Observed Adverse Effect Level) values are used to calculate the Margin of Safety per SCCS methodology.

Endpoint Value Route Species Study Type Source
NOAEL 1 % oral rat Subchronic COSMOS_DB
LOAEL 5 % oral rat Subchronic COSMOS_DB

Expert Verdict

Critical: Classified as PFAS/forever chemical โ€” extreme environmental persistence ; PFOA trace impurities regulated to <25 ppb in EU ; ECHA universal PFAS restriction proposal under review โ€” potential future ban or severe restriction; reputational risk โ€” consumer backlash against PFAS in cosmetics; FDA PFAS report acknowledges PTFE as identified PFAS in cosmetics ; ensure tetrafluoroethylene monomer is below detection (<75 ppb)

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Concern Level: Moderate

Frequently Asked Questions

Is PTFE (Polytetrafluoroethylene) safe in cosmetics?

Critical: Classified as PFAS/forever chemical โ€” extreme environmental persistence ; PFOA trace impurities regulated to <25 ppb in EU ; ECHA universal PFAS restriction proposal under review โ€” potential future ban or severe restriction; reputational risk โ€” consumer backlash against PFAS in cosmetics; FDA PFAS report acknowledges PTFE as identified PFAS in cosmetics ; ensure tetrafluoroethylene monomer is below detection (<75 ppb) The EU classifies PTFE (Polytetrafluoroethylene) as "permitted". Safety rating: MODERATE. 2 toxicological study endpoint(s) are available in our database.

Is PTFE (Polytetrafluoroethylene) allowed in the EU?

PTFE (Polytetrafluoroethylene) EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does PTFE (Polytetrafluoroethylene) do in cosmetics?

PTFE (Polytetrafluoroethylene) functions as: Bulking Agent, Slip Modifier, Skin Conditioning, Binding Agent. It is classified as a cosmetic ingredient in our database. CAS number: 9002-84-0.

What is the Margin of Safety for PTFE (Polytetrafluoroethylene)?

adequate 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.

What is the NOAEL for PTFE (Polytetrafluoroethylene)?

The NOAEL (No Observed Adverse Effect Level) for PTFE (Polytetrafluoroethylene) is 1 % based on a Subchronic study via oral route in rat. A total of 2 study endpoints are available. Source: COSMOS_DB.

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