PFAS30/ 100Poor
Overall4/ 100Bad
Bobbi Brown Kajal Eyeliner & Mascara Duo

Bobbi Brown · Waterproof Mascara

Bobbi Brown Kajal Eyeliner & Mascara Duo

Poor

Waterproof cosmetics carry PFAS risk; brand silent on composition.

Verdict: SkipWaterproof formula raises PFAS concern; brand silent on composition. Other cosmetic hazards typical for pigmented eyeliners; use sparingly on sensitive eyes.

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 safe swap

Burt's Bees 100% Natural Nourishing Mascara, Black Brown

Burt's Bees

Burt's Bees 100% Natural Nourishing Mascara, Black Brown

75/100 safety

75Excellent

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

Brand disclosure

Brand is silent on PFAS

Lab data

No public lab test

What’s concerning

♾️

Waterproof / stain-resistant treatment

water-repellent coating treatments have historically used PFAS.

65/ 100
♾️

Category baseline

cosmetics is a category where PFAS exposure is more common.

80/ 100
♾️

No PFAS disclosure

No public statement about PFAS in this product.

85/ 100
🎨

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
70/ 100
💨

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
70/ 100
⚠️

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.

70/ 100

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.

45/ 100
⚠️

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.

70/ 100

The full breakdown

What it's made of and why it matters

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.

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 we don’t know

Basis
Model estimate, 45% confidence, not a lab result
Lab test
None on record for this exact product
Brand statement
Bobbi Brown has made none

Formulations change between production runs, so check the current label. How we grade.

Safer alternatives in Waterproof Mascara

Burt's Bees 100% Natural Nourishing Mascara, Black Brown

Burt's Bees

100% Natural Nourishing Mascara, Black Brown

Wax, pigments, natural oils (typical mascara base)

PFAS Grade75Excellent
Overall Grade67Good
🏷️

Fragrance allergens and undisclosed sensitizers

Limited concern

70
⚠️

Bacterial growth and contamination in wax formula

Limited concern

70

Lower concern; conventional non-waterproof formula with no identified PFAS drivers.

Risky category by default

More 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.