Proof
Proof Period Underwear Brief
Women's Health
73
Avoid
Safety Summary
[object Object]
Key Concerns
Positive Signals
Score Breakdown
Certifications
Ingredients (4)
| Ingredient | Risk Level | Notes |
|---|---|---|
| Leak-Lock Layers (Proprietary) | Caution | Multi-layer absorbent and waterproof system; uses synthetic materials but brand discloses PFAS-free status |
| Nylon/Spandex Outer | Caution | Standard synthetic stretch fabric for fit and comfort; limited skin contact in gusset area |
| Organic Cotton Liner | Beneficial | Organic cotton in the skin-contact gusset layer; certified pesticide-free |
| PFAS-Free Waterproofing | Low Risk | Explicitly PFAS-free; waterproofing achieved through TPU laminate instead of fluorochemical treatments |