Comfort Period. Women's Underwear High-Cut Pack vs Rubylove First Period Kit +teen Period Underwear: which is safer?
Rubylove First Period Kit +teen Period Underwear is our pick, better on PFAS and on the overall hazard picture.
Hanes
Comfort Period. Women's Underwear High-Cut Pack
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleAzo dyes in cotton dyeing
PossibleFormaldehyde-based finishing resins
PossibleElastane (spandex) degradation and leaching
Our pick
Ruby Love
Rubylove First Period Kit +teen Period Underwear
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleCoating degradation and microparticle shedding
PossibleBacterial or fungal growth if improperly stored
Where these two actually differ
- We flag Azo dyes in cotton dyeing, Formaldehyde-based finishing resins, Elastane (spandex) degradation and leaching and Residual pesticides from conventionally grown cotton on the Hanes and not on the Ruby Love.
- We flag Coating degradation and microparticle shedding and Bacterial or fungal growth if improperly stored on the Ruby Love and not on the Hanes.
- The Hanes is cotton blend with elastane, no water-repellent treatment described where the Ruby Love is organic cotton, waterproof backing layer, which is most of the difference in these two grades.
- The gap is 30 points, wide enough that this is not a close call, and the Ruby Love is the one to buy.
Both products run through the same public rubric, which covers materials, coatings, brand disclosure, lab findings, and recalls, plus a beyond-PFAS hazard analysis. Grades are model-based estimates, not lab tests. How grades work →
More period underwear, see the full ranking