74Good

Kotex Natural Review, Is Kotex Natural Non-Toxic?

Across 4 graded products, Kotex Natural averages Good (74/100). On disclosure, the brand says nothing publicly about PFAS. 4 of its products grade Good or better. Grades are model-based estimates, not lab results.

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.

Worth buying from Kotex Natural Good or better, best-graded first

Kotex Natural Tampons Normal 16 Count - Eco-Friendly, Biodegradable, and Chemical-Free Menstrual Hygiene

Kotex Natural

Tampons Normal 16 Count - Eco-Friendly, Biodegradable, and Chemical-Free Menstrual Hygiene

organic cotton, viscose rayon, plant-based adhesives

PFAS Grade85Excellent
Overall Grade85Excellent
Excellent

Lower PFAS concern, typical tampon materials are inherently low-risk.

Starting grade for this product type

Discontinued 2004 Kotex Natural Balance Security Tampons Super Plus 18

Kotex Natural

Discontinued 2004 Kotex Natural Balance Security Tampons Super Plus 18

rayon/viscose/cotton core with cellulose layers

PFAS Grade70Good
Overall Grade66Good
⚠️

Bacterial contamination (post-discontinuation storage)

Tampons stored for 20 years may have been exposed to temperature fluctuation or humidity…

70

Lower concern. Tampons are brief-contact absorbent materials with no known PFAS application.

Starting grade for this product type

Kotex Natural Tampon Super 16

Kotex Natural

Tampon Super 16

rayon/cellulose, cotton, cardboard

PFAS Grade70Good
Overall Grade66Good
⚠️

Bacterial contamination and toxic shock syndrome (TSS) risk

All tampons carry theoretical TSS risk tied to prolonged insertion and Staphylococcus…

70

Lower concern; no confirmed PFAS risk in standard tampon materials.

Starting grade for this product type

Read Kotex Natural Balance Security Tampons 45 Count: 28 Super Plus &

Kotex Natural

Read Kotex Natural Balance Security Tampons 45 Count: 28 Super Plus &

Cotton and rayon core, plastic applicator

PFAS Grade70Good
Overall Grade52Good
⛏️

Plastic applicator composition and leachables

The applicator material is not specified; if polypropylene or polystyrene, no major…

70
🫧

Microplastic shedding from applicator

Plastic applicators can degrade and release small particles during insertion or removal…

70
⚠️

Toxic shock syndrome (TSS) association

TSS is a rare bacterial infection associated with high-absorbency tampons left in place…

45

Lower concern. Core materials are not associated with PFAS; plastic applicator risk unspecified.

Starting grade for this product type

Kotex Natural and PFAS, common questions

Does Kotex Natural have PFAS?
We graded 4 Kotex Natural products, averaging Good (74/100). 4 grade Good or better. Grades are model-based estimates built from published materials, ingredients and disclosures, not lab tests.
Is Kotex Natural non-toxic?
Kotex Natural Tampons Normal 16 Count - Eco-Friendly, Biodegradable, and Chemical-Free Menstrual Hygiene is the highest-graded Kotex Natural product we have scored, at 85/100. It depends on the product line rather than the brand, so check the grade of the exact item you are buying.
Which Kotex Natural products are lower concern for PFAS?
The highest-graded Kotex Natural products we have scored are Kotex Natural Tampons Normal 16 Count - Eco-Friendly, Biodegradable, and Chemical-Free Menstrual Hygiene, Discontinued 2004 Kotex Natural Balance Security Tampons Super Plus 18, Kotex Natural Tampon Super 16. That is our model-based estimate from materials and public disclosure, not a lab test.

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