Is Period. PFAS-free?
Across 8 graded products, Period. averages F (31/100). On disclosure, the brand says nothing publicly about PFAS. 1 of its products grade C or better. Grades are model-based estimates, not lab results.
Worth buying from Period. C or better, safest first
Period.
The Honey Pot Company Organic Herbal Super Pads
Organic cotton, plant-based materials
Lower concern; organic period pads made from natural fibers carry minimal PFAS risk, though brand transparency is absent.
⚠Risky category by default
Graded and flagged D and F, we’d swap these
Period.
Always Infinity FlexFoam Pads
Cellulose/nonwoven blend with undisclosed water-resistant coating
Skip unless Always/P&G discloses coating chemistry; waterproofing in period pads warrants transparency.
⚠Waterproof or stain-proof treatment
Period.
Kotex Leakshield Heavy Ultra Thin Pads
Cellulose/rayon core, plastic film layers with unspecified water-resistant coating
Skip unless brand discloses coating chemistry, period pads' moisture barriers often use PFAS.
⚠Waterproof or stain-proof treatment
Period.
Always Ultra Thin Long Super Pads with Wings
Non-woven cellulose layers, SAP (super-absorbent polymer), waterproof film backing
Period-care pads are a category of concern due to undisclosed waterproof backings; Always does not publicly disclose PFAS status.
⚠Waterproof or stain-proof treatment
Period.
Always Radiant Regular Pads With Wings
absorbent core, nonwoven layers, waterproof backing (unspecified polymer)
Skip until brand discloses waterproof layer composition or provides PFAS-free verification.
⚠Waterproof or stain-proof treatment
Period.
Stayfree Maxi Pads Super Without Wings 66 Count
Cellulose core, polyethylene back/wings, waterproof coating (unspecified)
Skip until the brand discloses waterproof treatment chemicals or gains third-party verification.
⚠Waterproof or stain-proof treatment
Period.
Always Maxi Overnight Pads
Cellulose/nonwoven absorbent layers, polyethylene backsheet with waterproof treatment
Skip until the brand discloses waterproofing chemistry, period-pad backsheets often use PFAS-based water-repellent coating, and Always/Procter & Gamble has not publicly addressed PF
⚠Waterproof or stain-proof treatment
Period.
Always Ultra Thin Pads with Wings
Cellulose/synthetic polymer absorbent core; polymer-coated backing for waterproofing
Low transparency; waterproof period pads carry moderate PFAS concern but no public testing available.
⚠Waterproof or stain-proof treatment
Every grade uses the same public rubric. How grades work →