Is Marks & Spencer PFAS-free?
Across 13 graded products, Marks & Spencer averages F (51/100). 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
Marks & Spencer
Loose Fit Pure Cotton Rigid Jeans
100% cotton denim, rigid finish (no water-repellent coating treatment disclosed)
Lower concern; pure cotton rigid jeans with no waterproofing or stain treatments mentioned.
⚠Risky category by default
Marks & Spencer
M&S Marks & Spencer Straight Fit Vintage Wash Stretch Jeans
cotton/polyester blend with stretch (likely elastane)
Lower PFAS concern; standard denim with no disclosed water/stain treatments.
⚠Risky category by default
Marks & Spencer
Straight Fit Lightweight Soft Touch Jeans
cotton-blend denim (primary fibers)
Lower PFAS concern for basic denim; no water-repellent coating finish signals detected, but M&S makes no public PFAS disclosure.
⚠Risky category by default
Marks & Spencer
Straight Fit Stretch Jeans
Cotton-elastane blend, no fluorinated finishes disclosed
Lower concern, basic stretch denim with no water-repellent finish, but M&S discloses nothing about PFAS practices.
⚠Risky category by default
Marks & Spencer
Eva Bootcut Jeans
cotton/cotton-blend denim
Lower PFAS concern, basic cotton denim with no chemical finish disclosed.
⚠Risky category by default
Marks & Spencer
High Waisted Stovepipe Straight Leg Jeans
cotton denim
Lower concern, plain cotton denim with no reported PFAS treatments, but M&S doesn't disclose finish details.
⚠Risky category by default
Marks & Spencer
Sienna Supersoft High Waisted Jeans
cotton denim
Lower concern for PFAS; basic denim with no known water-resistant treatment.
⚠Risky category by default
Marks & Spencer
Non Wired Sports First Bra
polyamide, elastane blend
Lower concern. Typical sports bra with no known PFAS triggers.
⚠Risky category by default
Marks & Spencer
Reversible Seamless Sports Bra
Nylon blend with elastane, seamless construction
Lower concern. Seamless sports bra uses standard athletic textiles.
⚠Risky category by default
Marks & Spencer
Straight Fit Jeans with Stormwear
Cotton denim with Stormwear water-repellent treatment
Skip until M&S discloses Stormwear chemistry, water-repellent treatments commonly use PFAS.
⚠Waterproof or stain-proof treatment
Marks & Spencer
Ultimate Support Non Wired Sports First Bra
Polyamide, elastane with likely water-repellent coating treatment
Moderate concern due to water-repellent coating finish; M&S disclosure unclear
⚠Waterproof or stain-proof treatment
Marks & Spencer
Flexifit Medium Support Sports Bra
Polyester/elastane blend with water-repellent coating treatment
Sports bra likely treated with water-repellent coating; Marks & Spencer silent on PFAS composition.
⚠Waterproof or stain-proof treatment
Marks & Spencer
Second Skin Gel Sports Bra
nylon elastane blend with moisture-wicking gel coating
Skip until M&S discloses gel coating composition and water treatment.
⚠Waterproof or stain-proof treatment
Every grade uses the same public rubric. How grades work →