Does Kin+Kind shampoo have PFAS?
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.
We graded 8 Kin+Kind shampoo products, averaging Excellent (75/100). 8 of them grade Good or better. Against the other 27 shampoo brands we grade, where the middle brand sits at 75/100, Kin+Kind is about typical, scoring above 44% of them.
Kin+Kind shampoo worth buying Good or better, safest first
Kin+Kind
Itchy Dog Shampoo
aqueous shampoo base (surfactants, water, plant extracts)
Fragrance allergens and essential oils in botanical blends
Plant-extract shampoos can trigger contact dermatitis in sensitive dogs. Kin+Kind does…
Microbial contamination or bacterial growth during storage
Aqueous shampoos rely on preservatives to prevent mold and bacteria. If Kin+Kind uses…
Surfactant irritation to eyes or skin if not rinsed thoroughly
Any shampoo poses irritation risk if trapped in a dog's eyes or left on skin. Kin+Kind is…
Lower concern for a shampoo without PFAS requirement, though transparency is absent.
⚠Risky category by default
Kin+Kind
Itchy Pet Shampoo
aqueous shampoo base (surfactants, water, glycerin)
Fragrance allergens and botanical extracts
Shampoos marketed with botanical ingredients (oat extract, aloe, etc.) can contain…
Skin irritation from pH imbalance or surfactant harshness
All shampoos carry inherent irritation risk if pH is mismatched to pet skin (dogs…
Lower PFAS concern; rinse-off pet shampoo unlikely to contain intentional fluorochemicals.
⚠Risky category by default
Kin+Kind
Flea/Tick Lavender Shampoo
Water-based shampoo concentrate; no known PFAS-bearing ingredients listed
Formaldehyde / VOCs
Water-based shampoo concentrates typically require preservatives to prevent bacterial and…
Fragrance/essential oil allergens (lavender noted)
Lavender essential oil is a known allergen and irritant in some individuals (both human…
Undisclosed botanical extract contaminants
Natural ingredient sourcing is not independently verified on public records. Botanical…
Microbial growth in concentrate (if mishandled)
Water-based concentrates are prone to bacterial and fungal colonization if diluted and…
Lower concern; pet shampoo with no known PFAS triggers, but no explicit brand commitment.
⚠Risky category by default
Kin+Kind
Sensitive Skin Dog Shampoo
aqueous liquid shampoo formulation
Preservative-related skin irritation
Liquid shampoos require preservatives to prevent bacterial/fungal growth; common ones…
Fragrance allergens
Fragrance compounds (whether synthetic or botanical extract) are common contact…
1,4-dioxane (trace contaminant from surfactants)
Some ethoxylated surfactants used in shampoos can contain residual 1,4-dioxane (a…
Undisclosed ingredient opacity
Kin+Kind does not publish full ingredient panels or disclose preservative type…
Lower concern; liquid cosmetics rarely require PFAS, but brand provides no transparency.
⚠Risky category by default
Kin+Kind
Kin Organics Dog Shampoo
aqueous liquid shampoo base; no reported Teflon-family coating or water-repellent coating treatments
Preservative system efficacy and microbial risk
Organic shampoos typically rely on gentler, plant-derived preservatives (e.g., rosemary…
Fragrance allergens and sensitization
The product uses plant-derived fragrances; while these avoid synthetic fragrance…
1,4-dioxane (synthetic surfactant impurity)
1,4-dioxane is a common impurity in conventional shampoos derived from ethoxylated…
Lower PFAS concern for liquid shampoo; no known high-risk treatments, no explicit disclosure.
⚠Risky category by default
Kin+Kind
Charcoal Dog Shampoo
Water-based liquid shampoo with charcoal
1,4-dioxane (surfactant byproduct)
Water-based shampoos may contain trace 1,4-dioxane as a byproduct of ethoxylated…
Fragrance allergens and undisclosed fragrance components
Product is scented; brand does not specify fragrance type (essential oil vs. synthetic)…
Preservative contamination and microbial growth
Water-based liquids require preservative systems to prevent bacterial and fungal growth…
Skin irritation from charcoal particles or abrasives
Activated charcoal can cause mild irritation or dryness if particle size is too coarse or…
Lower concern; liquid pet shampoo has minimal PFAS risk, though brand makes no statement.
⚠Risky category by default
Kin+Kind
Flea & Tick Shampoo Lemongrass
aqueous shampoo base with botanical actives (lemongrass)
Formaldehyde / VOCs
Aqueous shampoo bases typically use preservative systems such as imidazolidinyl urea…
Essential oil and fragrance allergenicity
Lemongrass essential oil and lemongrass-derived fragrance compounds are common allergens…
Pesticide residue
Lemongrass has documented repellent properties against certain flea and tick species, but…
Ingestion toxicity if swallowed in quantity
Accidental ingestion of shampoo during application is a routine concern in pet care.…
Lower PFAS concern for liquid pet shampoo with no water-repellent or nonstick claims.
⚠Risky category by default
Kin+Kind
Natural Pet Shampoo and Conditioner for Itchy Dogs and Cats
water-based liquid shampoo/conditioner formula
Preservative allergens and irritants
Water-based formulas require preservatives (commonly phenoxyethanol…
Fragrance allergens and sensitizers
Products marketed as botanical or natural may contain essential oils or fragrance blends…
Surfactant residue and skin barrier disruption
Even gentle plant-based surfactants can strip natural skin oils if not fully rinsed; this…
Lower concern for rinse-off pet shampoo; check ingredients directly for full confidence.
⚠Risky category by default
Better shampoo from other brands
Graded higher than the Kin+Kind average of 75.
Credo Beauty
Roz Salt Scalp Scrub
salt crystals, mineral-based scrub
Fragrance allergens or undisclosed fragrance components
Limited concern
Mechanical irritation from crystal size and shape
Moderate concern
Low risk, salt scrub formulation carries minimal PFAS concern.
✓Verified PFAS-free by a third party
Puracy
Public Goods Shampoo Refill
aqueous surfactant-based liquid shampoo
1,4-dioxane (surfactant byproduct)
Limited concern
Fragrance allergens (undisclosed components)
Limited concern
Bacterial or mold growth in refill container
Limited concern
Lower concern for a MADE SAFE certified shampoo avoiding fluorinated ingredients.
✓Verified PFAS-free by a third party
Puracy
Natural Shampoo
aqueous surfactants, plant-derived cleansers
1,4-dioxane (contaminant in ethoxylated surfactants)
Limited concern
Fragrance allergens and sensitizers
Limited concern
Formaldehyde / VOCs
Limited concern
Lower concern for a liquid shampoo with minimal PFAS risk in this category.
⚠Risky category by default
See every Kin+Kind product we grade on the Kin+Kind brand page, or the full shampoo ranking.