Kotex Security Review, Is Kotex Security Non-Toxic?
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.
Across 2 graded products, Kotex Security averages Good (70/100). On disclosure, the brand says nothing publicly about PFAS. 2 of its products grade Good or better. Grades are model-based estimates, not lab results.
Worth buying from Kotex Security Good or better, safest first
Kotex Security
U by Kotex Kotex Security Regular Unscented Tampons 18-Count
Rayon and cotton fibers, minimal disclosed additives
Dioxins and furans from bleaching processes
Rayon and cotton fibers in tampons are typically bleached during manufacturing; if…
Pesticide residue
Conventional cotton farming uses pesticides; residues may persist in the fiber depending…
Lower concern; no known PFAS risk profile for this product.
⚠Risky category by default
Kotex Security
U by Kotex Security Tampons
cotton, rayon, and absorbent core
Toxic Shock Syndrome (TSS) risk
All tampons carry a documented but rare risk of TSS if retained beyond 8 hours or used…
Microbial contamination or mold in storage
Damp or warm storage conditions can promote fungal or bacterial growth on unused tampons…
Individual allergic or irritant reactions
Some individuals report vulvar irritation, burning, or allergic contact dermatitis to…
Lower concern. Cotton-based tampons pose minimal inherent PFAS risk.
⚠Risky category by default
Every grade uses the same public rubric. How grades work →