What Is PFAS? Meaning, Uses in Cosmetics & Risks

 


PFAS in Cosmetics: Uses, Risks, and Regulatory Implications

Per- and polyfluoroalkyl substances (PFAS) represent a vast class of over 10,000 synthetic chemicals known for their exceptional resistance to water, oils, and heat. Their durability stems from strong carbon–fluorine bonds, which also make them highly persistent in the environment—earning them the label “forever chemicals.”

Why PFAS Are Used in Cosmetics

In the cosmetics industry, PFAS are valued for enhancing product performance. They help formulations become:

  • Longer-lasting
  • Smoother and more spreadable
  • Resistant to smudging, oil, and moisture

According to the FDA’s MoCRA-mandated report, PFAS are most commonly found in:

  • Eye shadows
  • Eyeliners
  • Mascaras
  • Foundations
  • Face powders
  • Leave-on facial products

In these applications, PFAS improve texture, conditioning, and wear time.

Common PFAS used in cosmetics include PTFE and other fluorinated compounds that create silky finishes or form protective films on the skin. FDA data indicates that 51 intentionally added PFAS are used across 1,744 cosmetic formulations, representing approximately 0.41% (as of August 2024) of all registered cosmetic products—highlighting their targeted use in performance-driven categories.

Why PFAS Raise Concerns

Despite their functional benefits, PFAS have come under increasing scrutiny due to their:

  • Environmental persistence
  • Bioaccumulation potential
  • Widespread global presence (e.g., water, soil, food chains)

Toxicological studies have linked certain PFAS to potential health risks, including:

  • Immune system effects
  • Endocrine disruption
  • Increased cancer risk

However, significant data gaps remain. The FDA notes that toxicological data is incomplete for 76% of commonly used cosmetic PFAS, indicating uncertainty and the likelihood of evolving regulatory actions. Currently, only a small subset of PFAS is classified as having “low safety concern” under intended cosmetic use conditions.

Regulatory Landscape and Industry Impact

Regulatory scrutiny around PFAS is rapidly intensifying:

  • Several U.S. states have introduced bans or reporting requirements for intentionally added PFAS
  • Global regulators are evaluating broader restrictions across industries
  • Increased demand for transparency is reshaping supply chain expectations

For cosmetic companies, this means:

  • Reassessing formulations to identify PFAS content
  • Strengthening supplier data and traceability
  • Preparing for evolving compliance requirements

Why This Matters for Cosmetic Brands

Understanding PFAS—what they are, where they are used, and their associated risks—is essential for navigating today’s regulatory environment.

As regulations tighten and consumer demand for “clean beauty” grows, companies must take a proactive approach to:

  • Reformulation strategies
  • Regulatory compliance
  • Risk communication
  • Brand reputation management

Conclusion

PFAS offer clear performance advantages in cosmetics, but their persistence and potential health impacts are driving significant regulatory and market shifts.

Forward-looking organizations are already taking steps to reduce reliance on PFAS, close data gaps, and align with emerging global standards—positioning themselves for long-term compliance and consumer trust.

How Freyr Can Help

Freyr provides end-to-end regulatory support to help cosmetic companies stay ahead, including:

  • PFAS assessments and risk evaluation
  • Reformulation strategy development
  • MoCRA compliance support
  • U.S. state-level and global regulatory reporting

Partner with Freyr to navigate the complexities of PFAS regulations and lead confidently in the evolving clean beauty landscape.

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