PFAS in Makeup and Cosmetics, Brands to Watch

Independent testing has repeatedly found PFAS, the "forever chemicals" linked to hormone disruption and other health concerns, in waterproof mascara, long-wear foundation, lip products, and powders sold by major cosmetics brands. Based on available materials and data, the presence of PFAS in a product does not automatically mean high exposure or proven harm, but it does mean the ingredient is difficult to avoid unless you check labels and lab findings closely. This article walks through what the research actually shows, which product categories carry the most concern, and how to shop smarter using tools like our makeup finder and methodology page.

What is the PFAS-in-makeup issue, exactly?

PFAS (per- and polyfluoroalkyl substances) are added to cosmetics for their slickness, water resistance, and long-wear properties. They show up under names like "polytetrafluoroethylene" (PTFE), "perfluorooctyl triethoxysilane," and "C9-15 fluoroalkyl phosphate." A widely cited 2021 peer-reviewed study published in Environmental Science & Technology Letters tested more than 200 North American cosmetics and found indicators of high fluorine content, a proxy for PFAS, in a significant share of waterproof mascaras, foundations, and long-wear lip products. Many of the tested products did not list any PFAS-related ingredient on the label, which researchers attributed to either undisclosed raw-material contamination or ingredients not required to be listed at trace levels.

Why does waterproof and long-wear makeup matter most?

Formulations marketed as waterproof, transfer-resistant, or 24-hour wear are the most likely to rely on fluorinated polymers for their performance. That is why waterproof mascara and long-wear foundation or primer show up disproportionately in independent testing compared to standard, non-waterproof formulas.

Which brands and products have been flagged?

Based on available materials and data from the 2021 Notre Dame-led study and follow-up reporting, product categories most frequently associated with detectable fluorine indicators included.

• Waterproof mascaras from several mass-market and prestige brands
• Long-wear and "transfer-proof" liquid foundations
• Matte and long-wear liquid lipsticks
• Pressed and loose setting powders

Because formulations change often and brands rarely disclose PFAS use voluntarily, we are not naming specific SKUs as confirmed contaminated here. Instead, use our waterproof mascara finder and foundation and primer finder to compare current, individually reviewed listings, since formulas and supplier chains can change between production runs.

Is a brand's "PFAS-free" claim proof it's PFAS-free?

No. A brand-stated claim of "PFAS-free" or "fluorine-free" on packaging is a manufacturer disclosure, not automatically a third-party verified lab result. Some brands have commissioned independent testing to support these claims; many have not. Based on available materials and data, treat brand claims as a starting point, not a guarantee, and look for batch-level or third-party lab documentation when a brand offers it.

How risky is this, honestly?

This is where nuance matters. The concentrations of PFAS detected in most cosmetics studies were generally low compared to, say, contaminated drinking water or industrial exposure. Skin absorption of PFAS through intact skin is thought to be limited for many PFAS compounds, though absorption around the eyes, lips, and any broken skin may be higher. Association between PFAS exposure and health outcomes such as thyroid disruption, immune effects, and certain cancers has been documented in population studies, but association is not the same as causation for any single cosmetic product or individual user. The honest takeaway, makeup is likely a minor contributor to total PFAS body burden for most people compared to drinking water, food packaging, and dust, but it is an avoidable one, and repeated daily use over years is the real concern, not a single application.

Relative PFAS concern by cosmetic product type (based on available research and industry patterns)

Product type	Typical reason PFAS is used	Relative concern level
Waterproof mascara	Water/sweat resistance, smudge-proofing	Higher concern, most frequently flagged in testing
Long-wear liquid foundation	Transfer resistance, all-day wear	Moderate to higher concern
Matte liquid lipstick	Smoothness, transfer resistance	Moderate concern
Pressed powder / setting powder	Smooth application, oil control	Moderate concern
Standard (non-waterproof) mascara and foundation	Not typically formulated for extreme wear	Lower concern based on available materials and data

What should you actually do or buy instead?

You don't need to panic-toss your makeup bag. A few practical, low-drama steps based on available materials and data.

• Check the ingredient list for "fluoro," "PTFE," or "perfluoro" prefixes, and skip products that list them if you want to reduce exposure.
• Favor non-waterproof formulas for daily wear, reserving waterproof mascara for occasional use.
• Use our finders at /finder/makeup /finder/waterproof-mascara, and /finder/foundation-primer to compare individually reviewed products rather than relying on marketing claims alone.
• Address your bigger exposure sources first. Drinking water is typically a larger and more consistent PFAS source than cosmetics for most households. Filtering with a model our team has rated as an Excellent, lower-concern option, such as the LifeStraw LifeStraw Home Award-Winning Glass Water Filter Pitcher or the Berkey Berkey Gravity Filter, can meaningfully cut daily intake. These grades reflect our model-based estimate from materials and public disclosure, not a lab test of your specific tap water.
• Look at other daily-contact products too. Items like the Seventh Generation Tampons and Modibodi Basic Mid-Rise Period Brief carry an Excellent, lower-concern rating in our database, useful reminders that PFAS scrutiny should extend beyond cosmetics to anything worn or used against skin regularly.
• Rethink kitchen exposure too since food contact surfaces are another common PFAS source; cookware such as the Caraway Ceramic Baking Sheet, rated Excellent (90/100), or GreenPan GreenLife Ceramic Nonstick Bakeware, rated Good (70/100), are graded for comparison in our bakeware finder.

Are natural or "clean beauty" brands automatically better?

Not necessarily. "Clean," "natural," and "non-toxic" are marketing terms with no legal definition in the U.S. cosmetics industry. Based on available materials and data, the only way to know if a specific product has undergone PFAS testing is to look for explicit third-party lab documentation or check independently reviewed product listings rather than relying on packaging language alone.

Bottom Line

Independent research has found fluorine indicators consistent with PFAS in a meaningful share of waterproof mascaras, long-wear foundations, and matte lip products across the cosmetics industry, though not every product or brand is affected and concentrations are generally lower than in contaminated water. Association between PFAS and health effects like hormone disruption is documented in population-level research, but that is not the same as proof that any single cosmetic product will cause harm to an individual user. The most practical response is to check ingredient labels, favor non-waterproof daily formulas, and use resources like our makeup finder to compare individually reviewed products rather than trusting marketing claims alone. Since cosmetics are usually a smaller piece of total PFAS exposure than water and food packaging, tackling those larger sources alongside your makeup bag will likely have a bigger overall impact.

FAQ

Does waterproof mascara always contain PFAS?

No. Not every waterproof mascara tested positive for high fluorine content in independent studies, but waterproof and long-wear formulas were disproportionately more likely to contain PFAS-related ingredients than standard formulas, based on available materials and data.

Can PFAS in makeup be absorbed through skin?

Some absorption is possible, particularly around the eyes and lips or on broken skin, but researchers generally consider skin absorption of PFAS to be lower than ingestion or inhalation routes. This is an evolving area of research, and association with health effects should not be read as proof of causation for any specific product.

How can I find a lower-concern cosmetic product?

Check ingredient lists for fluorinated compounds, look for brands offering third-party lab verification rather than only a marketing claim, and compare individually reviewed products through resources like our foundation and primer finder and waterproof mascara finder, which reflect model-based estimates from available materials and public disclosure rather than guaranteed lab certainty.