D

Is Kotex Natural PFAS-free?

Across 16 graded products, Kotex Natural averages D (65/100). On disclosure, the brand says nothing publicly about PFAS. 13 of its products grade C or better. Grades are model-based estimates, not lab results.

Worth buying from Kotex Natural C or better, safest first

Kotex Natural Sanitary Pads Ultra Long, Hypoallergenic & Chemical-Free Menstrual Protection

Kotex Natural

Sanitary Pads Ultra Long, Hypoallergenic & Chemical-Free Menstrual Protection

Cotton/rayon blend core, nonwoven layers

A
B
PFASAll
A · Very low PFAS3 flags

Lower-concern choice; MADE SAFE cert + no aqueous film-forming coating claims reduce PFAS risk substantially.

MADE SAFE Certified

Verified PFAS-free by a third party

Kotex Natural Sanitary Pads Ultra Long - Hypoallergenic & Organic Cotton Menstrual Products for Sensitive Skin

Kotex Natural

Sanitary Pads Ultra Long - Hypoallergenic & Organic Cotton Menstrual Products for Sensitive Skin

organic cotton with hypoallergenic base layer

A
B
PFASAll
A · Very low PFAS3 flags

Lower PFAS concern due to organic cotton core and MADE SAFE verification, but brand does not explicitly address PFAS.

MADE SAFE certified

Verified PFAS-free by a third party

Kotex Natural Tampon Regular 16

Kotex Natural

Tampon Regular 16

Rayon/viscose core, cotton cover, no Teflon-family coating disclosed

C
F
PFASAll
C · Moderate2 flags

Lower concern, simple textile product with no known PFAS-prone treatments, but brand provides no PFAS transparency.

Risky category by default

Kimberly Clark U by Kotex Click Compact Regular Unscented Tampons

Kotex Natural

Kimberly Clark U by Kotex Click Compact Regular Unscented Tampons

Rayon (viscose), cotton, polyester core

C
F
PFASAll
C · Moderate3 flags

Lower-concern choice; conventional tampon with no known PFAS triggers, but no explicit brand commitment.

Risky category by default

Kotex Natural Tampon Super 16

Kotex Natural

Tampon Super 16

organic cotton, wood pulp, no reported water-resistant coating

C
F
PFASAll
C · Moderate2 flags

Lower-concern period product; no known PFAS triggers, but brand discloses nothing.

Risky category by default

U by Kotex Security Super Unscented Tampons

Kotex Natural

U by Kotex Security Super Unscented Tampons

rayon/viscose core, cotton cover, no known Teflon-family coating or water-repellent coating

C
F
PFASAll
C · Moderate2 flags

Lower-concern product; Kotex does not disclose PFAS risk, but tampons lack typical vectors for intentional PFAS use.

Risky category by default

2 Boxes Vtg Kotex Natural Curved Tampons (u Security By Kotex) 18ct

Kotex Natural

2 Boxes Vtg Kotex Natural Curved Tampons (u Security By Kotex) 18ct

Viscose rayon, cotton absorbent core

C
F
PFASAll
C · Moderate2 flags

Lower PFAS concern; no waterproof coating typical in tampons, but brand makes no disclosure.

Risky category by default

U by Kotex Click Unscented Regular & Super Compact Tampons

Kotex Natural

U by Kotex Click Unscented Regular & Super Compact Tampons

viscose/rayon, cotton absorbent core, cardboard applicator

C
D
PFASAll
C · Moderate1 flag

Lower-concern option; no known PFAS inputs, but brand offers no transparency.

Risky category by default

U by Kotex Sleek Tampons

Kotex Natural

U by Kotex Sleek Tampons

cotton/rayon absorbent core, plastic applicator

C
F
PFASAll
C · Moderate5 flags

Lower PFAS concern; conventional tampon design without obvious fluorochemical triggers, but brand discloses nothing.

Risky category by default

Kotex Security Tampons

Kotex Natural

Kotex Security Tampons

rayon/cotton blend with absorbent core

C
F
PFASAll
C · Moderate2 flags

Lower-concern period product; no known PFAS triggers, but brand offers no explicit reassurance.

Risky category by default

U by Kotex Security Maxi Feminine Pads

Kotex Natural

U by Kotex Security Maxi Feminine Pads

Cellulose, cotton, polyethylene; no waterproofing or water-repellent coating treatment disclosed

C
F
PFASAll
C · Moderate2 flags

Lower PFAS concern for absorbent pad base, but brand transparency on any coatings is absent.

Risky category by default

Kotex Natural Sanitary Pads Ultra Night - Hypoallergenic & Chlorine-Free, 100% Natural Cotton, 6 Count

Kotex Natural

Sanitary Pads Ultra Night - Hypoallergenic & Chlorine-Free, 100% Natural Cotton, 6 Count

100% natural cotton, chlorine-free

C
F
PFASAll
C · Moderate3 flags

Lower PFAS concern; plain cotton pads rarely contain PFAS, but brand makes no explicit disclosure.

Risky category by default

Kotex Natural Maxi Protect Thick Pads 100% Cotton

Kotex Natural

Maxi Protect Thick Pads 100% Cotton

100% cotton core; adhesive backing unspecified

C
F
PFASAll
C · Moderate3 flags

Lower-concern choice; cotton core is PFAS-resistant but backing composition lacks transparency.

Risky category by default

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

Kotex Bamboo Ultra Thin Pads with Wings

Kotex Natural

Kotex Bamboo Ultra Thin Pads with Wings

Bamboo, wood pulp, absorbent layers, adhesives, waterproof backing layer (composition unspecified)

F
F · High PFAS

Unspecified waterproof coating raises concern; no PFAS disclosure from Kotex Natural.

Waterproof or stain-proof treatment

Kotex Bamboo Ultra Thin Overnight Pads with Wings

Kotex Natural

Kotex Bamboo Ultra Thin Overnight Pads with Wings

bamboo viscose, synthetic absorbent core, waterproof backing layer (unspecified)

F
F · High PFAS

Skip until brand discloses waterproof layer composition, standard menstrual pads often use PFAS-treated backings.

Waterproof or stain-proof treatment

Kotex Natural Ultra Quadro Sanitary Pad Long 16 pcs

Kotex Natural

Ultra Quadro Sanitary Pad Long 16 pcs

cellulose/absorbent layer + undisclosed waterproof backing

F
F · High PFAS

Skip, waterproof backing undisclosed; PFAS risk unclear without transparency.

Waterproof or stain-proof treatment

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