F

Is Reformation PFAS-free?

Across 22 graded products, Reformation averages F (61/100). On disclosure, the brand says nothing publicly about PFAS. None of its products grade C or better yet. Grades are model-based estimates, not lab results.

Graded and flagged D and F, we’d swap these

Reformation Joy One Piece Swimsuit

Reformation

Joy One Piece Swimsuit

Nylon/polyamide blend (likely nylon 6 or nylon 6,6) with elastane

D
D · Elevated

Lower concern for typical swimsuit, no water-repellent finish disclosed, but nylon elastane blends don't inherently require PFAS.

Risky category by default

Reformation Wailea One Piece Swimsuit | Black | XL

Reformation

Wailea One Piece Swimsuit | Black | XL

Nylon blend swimwear (likely nylon/spandex)

D
D · Elevated

Lower-concern choice; standard swimwear fabric with no known PFAS triggers, but brand offers no transparency.

Risky category by default

Reformation Posidonia One Piece Swimsuit

Reformation

Posidonia One Piece Swimsuit

Nylon/polyester blend swimsuit fabric (standard synthetic)

D
D · Elevated

Lower-concern choice; typical swimwear without known PFAS red flags, but no transparency.

Risky category by default

Reformation Posidonia One Piece Swimsuit | Black | Medium

Reformation

Posidonia One Piece Swimsuit | Black | Medium

Nylon blend (primary), elastane/spandex

D
D · Elevated

Lower PFAS concern for standard swim fabric, but Reformation's water-repellent coating treatments on other apparel warrant caution.

Risky category by default

Reformation Zahara Bikini Top

Reformation

Zahara Bikini Top

Nylon/polyamide blend, no water-resistant treatment noted

D
D · Elevated

Lower concern for PFAS; typical bikini with no water-repellent coating treatment disclosed.

Risky category by default

Reformation Campo Bikini Bottom

Reformation

Campo Bikini Bottom

Recycled nylon (primary); standard swimwear construction

D
D · Elevated

Lower concern; basic bikini bottom with no known PFAS triggers, but Reformation does not disclose water-repellent coating treatment details.

Risky category by default

Reformation Alyssa Stretch High Rise Wide Leg Jeans

Reformation

Alyssa Stretch High Rise Wide Leg Jeans

Cotton/elastane blend denim

D
D · Elevated

Lower PFAS concern; plain denim with no water/stain treatment disclosed.

Risky category by default

Reformation Foster Jean

Reformation

Foster Jean

cotton denim

D
D · Elevated

Lower-concern baseline denim; standard dyeing/finishing practices unknown, no PFAS risk flag, but no public assurance either.

Risky category by default

Reformation Cynthia High-Rise Straight Jeans

Reformation

Cynthia High-Rise Straight Jeans

Cotton denim, no water-repellent finish disclosed

D
D · Elevated

Lower concern, plain cotton jeans with no water-repellent coating disclosed, but verify finish details with Reformation.

Risky category by default

Reformation Elton Mid Rise Super Stretch Straight Jeans

Reformation

Elton Mid Rise Super Stretch Straight Jeans

Cotton/elastane blend denim

D
D · Elevated

Lower PFAS concern for untreated denim, but Reformation's water-use claims don't confirm water-repellent coating-free status.

Risky category by default

Reformation Val 90s Mid Rise Straight Jeans | Blue Denim | 29

Reformation

Val 90s Mid Rise Straight Jeans | Blue Denim | 29

100% cotton denim

D
D · Elevated

Lower PFAS concern for untreated denim; no water-resistant finish means minimal water-repellent coating chemistry risk.

Risky category by default

Reformation Bex Super Stretch High Rise Wide Leg Jeans

Reformation

Bex Super Stretch High Rise Wide Leg Jeans

cotton blend (primary) with elastane stretch

D
D · Elevated

Lower PFAS concern for basic denim, but no brand transparency on treatments or supply chain.

Risky category by default

Reformation Leda Mid Rise Straight Jeans

Reformation

Leda Mid Rise Straight Jeans

100% cotton denim

D
D · Elevated

Lower concern for PFAS, untreated cotton denim with no performance coatings applied.

Risky category by default

Reformation Charlee Low Rise Straight Leg Jeans

Reformation

Charlee Low Rise Straight Leg Jeans

Cotton/elastane blend denim (standard construction)

D
D · Elevated

Lower PFAS concern for untreated denim; no water-repellent coating finish typical on Reformation's core jeans line.

Risky category by default

Reformation Rio One Piece Swimsuit

Reformation

Rio One Piece Swimsuit

nylon/recycled nylon swimwear

D
D · Elevated

Lower-concern swimwear; Reformation's sustainability focus suggests avoided water-repellent coating treatments, but brand offers no explicit PFAS commitment.

Risky category by default

Reformation Rio One Piece Swimsuit | Blue | XL

Reformation

Rio One Piece Swimsuit | Blue | XL

Nylon (primary); likely standard synthetic swimwear textile

D
D · Elevated

Lower concern on PFAS risk, but Reformation's silence on treatment chemicals limits certainty.

Risky category by default

Reformation Rio One Piece Swimsuit | Natural | XL

Reformation

Rio One Piece Swimsuit | Natural | XL

Nylon/polyamide blend (recycled fiber base)

D
D · Elevated

Lower PFAS concern for a basic nylon swimsuit, but Reformation's silence on water-repellent coating treatment is a notable gap.

Risky category by default

Reformation Rio One Piece Swimsuit | Black | XL

Reformation

Rio One Piece Swimsuit | Black | XL

Nylon/polyamide blend (likely with spandex elastane)

D
D · Elevated

Lower concern for PFAS, but brand transparency on treatments is absent.

Risky category by default

Reformation Joy One Piece Swimsuit | Ivory | Large

Reformation

Joy One Piece Swimsuit | Ivory | Large

Nylon/spandex blend swimsuit fabric

D
D · Elevated

Lower PFAS concern for standard swimwear; Reformation makes no water-repellent coating claims but doesn't disclose treatments.

Risky category by default

Reformation Tala One Piece Swimsuit

Reformation

Tala One Piece Swimsuit

Nylon/polyamide blend with elastane

D
D · Elevated

Lower PFAS concern for basic swimwear, but Reformation's sustainability claims lack third-party PFAS verification.

Risky category by default

Reformation Wailea One Piece Swimsuit

Reformation

Wailea One Piece Swimsuit

Nylon blend with water-repellent coating treatment (likely PFAS-based)

F
F · High PFAS

Skip until Reformation discloses water-repellent coating chemistry or switches to PFAS-free treatments.

Waterproof or stain-proof treatment

Reformation Women's Rio One-Piece Swimsuit

Reformation

Women's Rio One-Piece Swimsuit

Nylon/spandex blend with likely water-repellent coating finish

F
F · High PFAS

Skip unless Reformation discloses water-repellent coating chemistry, swimwear water-repellency often involves PFAS.

Waterproof or stain-proof treatment

Every grade uses the same public rubric. How grades work →