Aisle Review, Is Aisle Non-Toxic?
Aisle averages 72 out of 100 on PFAS Authority's PFAS and toxin screen across the 11 Aisle products graded as of October 2026, and 8 of them reach its 70 point pass mark.
Aisle grades Good on our four-band scale. On disclosure, the brand claims its products are PFAS-free (self-declared). See what every brand has published about PFAS for how that compares.
PFAS Authority is a scoring system, not a laboratory. We do not test products ourselves. Grades are model-based, built from published ingredients, materials, certifications, brand disclosures and third-party lab results where they exist. See the rubric.
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Top-graded picks in the categories readers replace first, every one scored on the same rubric.
- polypropylene filter housing, carbon/sediment cartridge
- We found no PFAS statement from the brand
- Bacterial growth in spent cartridges
3 hazards checked on this product, all on its full breakdown.
Aquasure
Premier Series 75 GPD Under Sink Reverse Osmosis Water Filtration System
- RO membrane, carbon filters, stainless steel housing
- We found no PFAS statement from the brand
- Bacterial and microbial growth in housing and filters
4 hazards checked on this product, all on its full breakdown.
Avocado
Vegan Mattress
- organic cotton, natural latex, coconut coir, recycled steel coils
- The brand calls it PFAS-free, which we have not verified
- Heavy metals
2 hazards checked on this product, all on its full breakdown.
Does Aisle have PFAS, by category
Which Aisle products are PFAS-free? Good or better, best-graded first
- Organic cotton, wood pulp fiber
- The brand calls it PFAS-free, which we have not verified
- Azo dyes and synthetic dyes. Organic cotton still undergoes dyeing; if conventional (non-reactive) dyes are…
2 hazards checked on this product, all on its full breakdown.
- organic cotton, bamboo, gusseted absorbent layers
- The brand calls it PFAS-free, which we have not verified
- Formaldehyde / VOCs. Natural fiber textiles may use formaldehyde-based dyes or sizing agents during…
4 hazards checked on this product, all on its full breakdown.
- absorbent fabric blend with proprietary waterproof barrier
- The brand calls it PFAS-free, which we have not verified
- Undisclosed waterproof barrier chemistry. The proprietary waterproof treatment is stated as PFAS-free but its…
3 hazards checked on this product, all on its full breakdown.
- textile base with water-resistant/leak-proof coating (type unspecified)
- The brand calls it PFAS-free, which we have not verified
- Coating degradation and microplastic shed. Water-resistant coatings on textiles can degrade with washing and…
3 hazards checked on this product, all on its full breakdown.
- Fabric blend with waterproof/leak-resistant coating (type unspecified)
- The brand calls it PFAS-free, which we have not verified
- Coating degradation and functional loss. All fabric waterproof coatings degrade over time with laundering and…
4 hazards checked on this product, all on its full breakdown.
Aisle
Best-Selling Leakproof Period Boxer Brief - Essential Boxer Essential Boxer Eucalyptus / 2X
- Cotton blend with unspecified waterproof/leakproof coating
- The brand calls it PFAS-free, which we have not verified
- Coating degradation and material shedding. Non-PFAS waterproof coatings (polyurethane, silicone, wax blends)…
3 hazards checked on this product, all on its full breakdown.
Aisle
Essential High-Rise Period Brief, Leakproof Underwear Essential Brief Black / S
- Unspecified waterproof/leak-resistant coating on undisclosed base textile
- The brand calls it PFAS-free, which we have not verified
- Microplastics. Waterproof coatings on textiles, especially polyurethane or TPU, can shed microfibers and…
2 hazards checked on this product, all on its full breakdown.
- Organic cotton and viscose
- We found no PFAS statement from the brand
- Azo dyes in viscose or cotton dyes. Viscose and cotton are commonly dyed with azo-based colorants during…
3 hazards checked on this product, all on its full breakdown.
Which Aisle products contain PFAS? Poor and Bad, we’d swap these
- organic cotton with water-repellent finish, unspecified
- We found no PFAS statement from the brand
- PFAS. Aisle does not disclose the waterproofing chemistry. Legacy PFAS (PFOA, PFOS) and newer PFAS…
3 hazards checked on this product, all on its full breakdown.
Find an alternative on Amazon
- Nylon/polyester blend with leakproof coating, composition unspecified
- We found no PFAS statement from the brand
- Undisclosed leakproof coating chemistry. Nylon/polyester blend period underwear requires a water-repellent…
2 hazards checked on this product, all on its full breakdown.
Find an alternative on Amazon
- nylon/spandex blend with undisclosed waterproof coating
- We found no PFAS statement from the brand
- Waterproof coating composition (undisclosed). Nylon-spandex blends require a hydrophobic layer for…
3 hazards checked on this product, all on its full breakdown.
Find an alternative on AmazonWhat to buy instead Good or better, in the categories Aisle sells
- organic cotton, waterproof backing layer
- A third party reports verifying it as PFAS-free
- Coating degradation and microparticle shedding
2 hazards checked on this product, all on its full breakdown.
- organic cotton blend, water-resistant gusset
- The brand calls it PFAS-free, which we have not verified
- Microplastic shedding from water-resistant barrier
Lunam Hipster Brief Light Flow
- organic cotton blend, no water-repellent coating
- The brand calls it PFAS-free, which we have not verified
- Elastane/spandex degradation under stress
2 hazards checked on this product, all on its full breakdown.
Aisle and PFAS, common questions
- Does Aisle have PFAS?
- Aisle averages 72 out of 100 on PFAS Authority's PFAS and toxin screen across the 11 Aisle products graded as of October 2026, and 8 of them reach its 70 point pass mark. Grades are model-based estimates built from published materials, ingredients and disclosures, not lab tests.
- Is Aisle non-toxic?
- Super Hipster is the highest-graded Aisle product we have scored, at 100/100. It depends on the product line rather than the brand, so check the grade of the exact item you are buying.
- Which Aisle products are lower concern for PFAS?
- The highest-graded Aisle products we have scored are Super Hipster, Aisle Period Underwear Hipster, Aisle BOOST Hipster Size PFAS Free leakproof period underwear. That is our model-based estimate from materials and public disclosure, not a lab test.
- Which Aisle products should I avoid?
- The lowest-graded Aisle products we have scored are Aisle Leakproof Period Underwear - Thong Style Essential Thong Black / XL, Aisle Leakproof Low-Rise Period Underwear Essential Hipster Black / XXS, Aisle Adjustable Absorbency Period Underwear with BOOSTER BOOST Brief Black / 1X. Each one links to the evidence behind its grade.
Every grade uses the same public rubric. How grades work →