Does Kristin Ess shampoo have PFAS?
Kristin Ess shampoo averages 75 out of 100 on PFAS Authority's PFAS and toxin screen across the 8 Kristin Ess shampoo products graded as of October 2026, level with the 75 out of 100 median for the 34 other shampoo brands graded alongside it.
Kristin Ess shampoo averages Excellent on our four-band scale. 8 of the 8 we graded are worth buying. That is above 50% of the shampoo brands we grade.
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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- We found no PFAS statement from the brand
- Bacterial growth in spent cartridges
3 hazards checked on this product, all on its full breakdown.
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- 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.
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- organic cotton, natural latex, coconut coir, recycled steel coils
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2 hazards checked on this product, all on its full breakdown.
Kristin Ess shampoo worth buying Good or better, best-graded first
- aqueous shampoo base (water, surfactants, conditioning agents)
- We found no PFAS statement from the brand
- Fragrance allergens (undisclosed component list). The product contains 'fragrance' as a listed ingredient but…
2 hazards checked on this product, all on its full breakdown.
- aqueous shampoo base with surfactants and conditioning agents
- We found no PFAS statement from the brand
- 1,4-dioxane (solvent and surfactant byproduct). Trace 1,4-dioxane can form during manufacture of certain…
2 hazards checked on this product, all on its full breakdown.
- aqueous surfactant blend, water-based cleansing system
- We found no PFAS statement from the brand
- Sulfates and scalp irritation risk. If formulation uses sodium lauryl sulfate (SLS) or similar anionic…
3 hazards checked on this product, all on its full breakdown.
- Aqueous surfactant blend (shampoo base)
- We found no PFAS statement from the brand
- Fragrance allergens (undisclosed components). Kristin Ess lists 'fragrance' as a single ingredient without…
4 hazards checked on this product, all on its full breakdown.
- aqueous shampoo base (surfactants, water, conditioning agents)
- We found no PFAS statement from the brand
- Fragrance allergens. Like most mainstream shampoos, this product likely contains fragrance blends that may…
3 hazards checked on this product, all on its full breakdown.
- aqueous shampoo base, surfactants, conditioning agents
- We found no PFAS statement from the brand
- Fragrance allergens and sensitization. Kristin Ess does not publicly disclose fragrance components (likely…
3 hazards checked on this product, all on its full breakdown.
- aqueous shampoo base with peptides and surfactants
- We found no PFAS statement from the brand
- 1,4-dioxane (synthetic byproduct). Surfactant manufacturing can introduce trace 1,4-dioxane in rinse-off…
4 hazards checked on this product, all on its full breakdown.
- aqueous shampoo liquid, standard emulsifiers and surfactants
- We found no PFAS statement from the brand
- 1,4-dioxane (residual solvent). Standard shampoo surfactant manufacturing may leave trace 1,4-dioxane as a…
4 hazards checked on this product, all on its full breakdown.
The same question, asked of the other shampoo brands
Best average grade first. Kristin Ess averages 75.
See every Kristin Ess product we grade on the Kristin Ess brand page, or the full shampoo ranking.