Bobbi Brown · Waterproof Mascara
Bobbi Brown Kajal Eyeliner & Mascara Duo
Waterproof cosmetics carry PFAS risk; brand silent on composition.
Bobbi Brown does not disclose PFAS status for this waterproof eyeliner duo. Waterproof cosmetics often contain fluorinated compounds; independent testing would clarify actual risk.
The better-graded swap
Burt's Bees
Burt's Bees 100% Natural Nourishing Mascara, Black Brown
75/100 safety
Same rubric that flunked this product. The swap earned Excellent.
Still want this one anyway? Check the price on Amazon. We’d swap it.
Material
pigmented wax blend, waterproof formula
Lab data
No public lab test
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What Bobbi Brown Kajal Eyeliner & Mascara Duo is made of, ingredients and materials
This duo is a pigmented wax blend formulated for waterproof performance. Waterproof eyeliners typically rely on silicones and occlusive waxes to create water resistance, and the waterproof category has a known association with PFAS use as a water-repellent agent. The pigment package in dark eyeliners (especially blacks and browns) often contains iron oxides and carbon black, which are generally recognized as safe but require careful sourcing to avoid heavy metal contamination in the pigment itself.
What’s concerning
Waterproof / stain-resistant treatment
Water-repellent coating treatments have historically used PFAS.
Category baseline
The starting point for this type of product, before anything specific to this product is counted.
No PFAS disclosure
No public statement from the brand about PFAS in this product.
Heavy metals
Dark pigmented eyeliners can harbor trace lead, cadmium, or arsenic depending on pigment sourcing. Bobbi Brown does not publish heavy metal testing data; risk is low with topical eye use but accumulates with daily application over years.
Source, FDA ↗Formaldehyde / VOCs
Waterproof wax blends often use quaternium preservatives or imidazolidinyl urea, which can release small amounts of formaldehyde. Not disclosed on Bobbi Brown labeling; unlikely at hazardous levels but potential irritant for sensitive eyes.
Source, ATSDR ↗Fragrance allergens and irritants
Kajal and eyeliner formulas sometimes include fragrance compounds or essential oils not fully listed on packaging. Bobbi Brown does not provide allergen warnings for fragrance components; eye application increases absorption risk on delicate mucosa.
Eye irritation from wax matrix degradation
Over time, pigmented wax pencils harden, crack, or shed particles; these fragments can lodge under the eyelid or scratch the cornea. Regular replacement and gentle application reduce this risk.
Skin sensitization from repeated contact
Daily eyelid application of any pigmented cosmetic can trigger contact dermatitis or allergic sensitization, especially if the product contains hidden allergens (preservatives, fragrance). Bobbi Brown provides no sensitization pre-screening or recommendation for patch testing.
How is this PFAS grade calculated?
The brand's record and disclosure
Bobbi Brown does not publicly disclose PFAS-free status or provide full ingredient transparency beyond the label. The brand has not published third-party testing results or signed known PFAS reduction pledges. Bobbi Brown is owned by Estee Lauder, which has faced scrutiny for PFAS disclosure gaps across its beauty lines but has not issued category-specific waterproof cosmetic PFAS commitments to date.
How it compares in its category
Most waterproof eyeliners on the market share the same PFAS uncertainty as this product, as the waterproof cosmetics category is largely unregulated for PFAS content in most jurisdictions. Non-waterproof or water-resistant alternatives from brands that explicitly certify PFAS-free formulations (e.g., some indie and clean beauty lines) exist but are less common in prestige makeup. Performance-wise, Bobbi Brown kajal is mid-to-premium tier; similar waterproof pencil liners from competitors do not typically offer superior transparency on PFAS.
If you buy it
Apply only to the eyelid and lash line; avoid the inner eye waterline if you have sensitivity, as the wax matrix can trap moisture and irritants. Replace every 3 months or sooner if you notice hardening, crumbling, or color separation, which signals degradation of the wax binder. Do not heat the pencil or leave it in direct sunlight, as wax-based formulas can separate and change texture. If you experience redness, itching, or stinging, discontinue and patch-test on inner forearm before reuse.
What is not known about PFAS in this product?
- Basis
- Model estimate, 45% confidence, not a lab result
- Lab test
- None on record for this exact product
- Brand statement
- Bobbi Brown has made a specific claim
Formulations change between production runs, so check the current label. How we grade.
What are the PFAS-free alternatives to Bobbi Brown Kajal Eyeliner & Mascara Duo?
- Wax, pigments, natural oils (typical mascara base)
- Fragrance allergens and undisclosed sensitizers
2 hazards checked on this product, all on its full breakdown.
- pigments, waxes, polymers (unspecified)
- Lead
5 hazards checked on this product, all on its full breakdown.
Find an alternative on Amazon
- pigments, waxes, film-formers in liquid mascara
- Heavy metals
5 hazards checked on this product, all on its full breakdown.
Find an alternative on AmazonMore waterproof mascara grades
How we score, every product runs through the same public 0-100 rubric based on materials, coatings, brand disclosure, lab findings, and recalls. See the full methodology → Spotted a mistake? Report an error.