Ouai Review, Is Ouai Non-Toxic?
Ouai averages 75 out of 100 on PFAS Authority's PFAS and toxin screen across the 8 Ouai products graded as of October 2026, and all 8 reach its 70 point pass mark.
Ouai grades Excellent on our four-band scale. On disclosure, the brand says nothing publicly about PFAS. See what every brand has published about PFAS for how that compares.
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.
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Top-graded picks in the categories readers replace first, every one scored on the same rubric.
- polypropylene filter housing, carbon/sediment cartridge
- We found no PFAS statement from the brand
- Bacterial growth in spent cartridges
3 hazards checked on this product, all on its full breakdown.
Aquasure
Premier Series 75 GPD Under Sink Reverse Osmosis Water Filtration System
- RO membrane, carbon filters, stainless steel housing
- We found no PFAS statement from the brand
- Bacterial and microbial growth in housing and filters
4 hazards checked on this product, all on its full breakdown.
Avocado
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- organic cotton, natural latex, coconut coir, recycled steel coils
- The brand calls it PFAS-free, which we have not verified
- Heavy metals
2 hazards checked on this product, all on its full breakdown.
Does Ouai have PFAS, by category
Which Ouai products are PFAS-free? Good or better, best-graded first
- water-based shampoo, typical surfactants and emollients
- We found no PFAS statement from the brand
- 1,4-dioxane (manufacturing byproduct in surfactants). If OUAI uses ethoxylated surfactants, trace 1,4-dioxane…
3 hazards checked on this product, all on its full breakdown.
- shampoo and conditioner (aqueous cosmetic formulation)
- We found no PFAS statement from the brand
- Fragrance allergens and undisclosed fragrance components. Ouai does not publicly disclose its fragrance…
3 hazards checked on this product, all on its full breakdown.
- aqueous shampoo base with silicones and conditioning agents
- We found no PFAS statement from the brand
- Fragrance allergens and sensitizers. Product contains fragrance blend listed as 'Fragrance (Parfum)' but…
3 hazards checked on this product, all on its full breakdown.
- aqueous shampoo and conditioner formulations
- We found no PFAS statement from the brand
- Fragrance allergens and contact dermatitis, OUAI Fine Hair Shampoo contains fragrance (listed as ingredient)…
3 hazards checked on this product, all on its full breakdown.
- aqueous shampoo and conditioner formulation
- We found no PFAS statement from the brand
- Fragrance allergens and unlisted components, OUAI formulations contain fragrance, which US law permits…
2 hazards checked on this product, all on its full breakdown.
- Aqueous shampoo formulation (surfactants, conditioning agents, water)
- We found no PFAS statement from the brand
- Fragrance allergens and undisclosed fragrance components, OUAI Medium Hair Shampoo lists 'fragrance' as a…
4 hazards checked on this product, all on its full breakdown.
- aqueous shampoo concentrate (likely surfactants, water, glycerin)
- We found no PFAS statement from the brand
- Fragrance allergens, OUAI Thick Hair Shampoo contains fragrance (not disclosed in detail on label). Fragrance…
2 hazards checked on this product, all on its full breakdown.
- Hair care liquids/sprays (shampoo, conditioner, spray)
- We found no PFAS statement from the brand
- Fragrance allergens and irritants. Hair shampoos routinely contain fragrance blends without full ingredient…
3 hazards checked on this product, all on its full breakdown.
What to buy instead Good or better, in the categories Ouai sells
- aqueous liquid shampoo (typical surfactants, conditioning agents, water)
- We found no PFAS statement from the brand
- Surfactant irritation (skin/eye contact)
3 hazards checked on this product, all on its full breakdown.
- water-based shampoo/cream emulsion
- We found no PFAS statement from the brand
- Formaldehyde / VOCs
4 hazards checked on this product, all on its full breakdown.
- salt crystals, mineral-based scrub
- We found no PFAS statement from the brand
- Mechanical irritation from particle size
Ouai and PFAS, common questions
- Does Ouai have PFAS?
- Ouai averages 75 out of 100 on PFAS Authority's PFAS and toxin screen across the 8 Ouai products graded as of October 2026, and all 8 reach its 70 point pass mark. Grades are model-based estimates built from published materials, ingredients and disclosures, not lab tests.
- Is Ouai non-toxic?
- OUAI Detox Shampoo is the highest-graded Ouai product we have scored, at 75/100. It depends on the product line rather than the brand, so check the grade of the exact item you are buying.
- Which Ouai products are lower concern for PFAS?
- The highest-graded Ouai products we have scored are OUAI Detox Shampoo, OUAI Fine Hair Kit, OUAI Fine Hair Shampoo. 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 →