Head Shoulders Smooth Silky Dandruff Shampoo
Lower concern. Liquid shampoo formulation lacks typical PFAS application pathways.
Head & Shoulders Smooth Silky is a rinse-off aqueous shampoo with no disclosed water-repellency, nonstick, or stain-resistance features typical of PFAS use. No public lab testing or brand PFAS claims available. Lower concern profile for this product category.
We flunk more products than we pass. This one earned its grade. How we grade
Material
aqueous shampoo formulation, typical surfactants and conditioning agents
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
What’s concerning
Category baseline
cosmetics is a category where PFAS exposure is more common.
No PFAS disclosure
No public statement about PFAS in this product.
Fragrance allergen potential
Fragrances in this product are undisclosed at the component level (listed as 'fragrance' or 'parfum' on label). Common fragrance allergens like limonene, linalool, or geraniol may trigger contact dermatitis in sensitive individuals, particularly on the scalp where occlusion can occur. Incidence is low but not rare in cosmetic use.
1,4-dioxane contamination (rinse-off residue risk)
Ethoxylated surfactants (SLES) used in many shampoos, possibly including this formulation, may contain trace 1,4-dioxane as a manufacturing byproduct. FDA does not mandate its removal, though many manufacturers now distill it out. Rinse-off exposure is minimal because the product is diluted and rinsed away, but ingestion or chronic dermal contact could elevate risk slightly for vulnerable populati
What’s reassuring
Safe base material
Made from a material with no inherent PFAS use (ceramic, mineral, or natural fiber).
Zinc pyrithione systemic absorption
Zinc pyrithione is the active agent and is approved for over-the-counter use; no established safety concerns from typical shampoo use are on record. The scalp application and rinse-off nature minimize systemic absorption. Only chronic ingestion or application to broken skin would elevate theoretical risk, which is not a typical use scenario.
Microplastic or plastic microbeads
This is a liquid shampoo formulation; no polyethylene beads or microplastic scrubbers are present. Some exfoliating or shimmer shampoos contain microplastics, but Smooth Silky is not in that category and does not appear to include intentional microplastics in available product information.
Heavy metals
No established reports of lead, cadmium, or arsenic contamination in this product line. As a rinse-off product with brief contact, even trace metals pose minimal risk. Procter & Gamble operates under cosmetic GMPs that include metal testing, though not all results are public.
Source: FDA ↗The full breakdown
What it's made of and why it matters
Head & Shoulders Smooth Silky is a liquid shampoo built around zinc pyrithione (the active antidandruff agent), water, anionic surfactants (likely sodium lauryl sulfate or SLES derivatives), and conditioning polymers plus fragrance. Zinc pyrithione is EPA-approved for dandruff control and has a long track record; the surfactant system is typical for mass-market shampoos. The formulation is rinse-off, meaning exposure is brief and diluted, which significantly reduces systemic absorption of any individual ingredient.
The brand's record and disclosure
Procter & Gamble (parent company) publishes ingredient lists and has faced no major recalls or safety enforcement actions specific to this product line. The brand maintains a neutral public stance on emerging contaminant concerns like PFAS rather than making explicit claims. Head & Shoulders does not hold third-party certifications like EWG Verified or Made Safe; it operates within standard FDA cosmetic oversight, which does not pre-approve formulations but requires safety substantiation and adverse event reporting.
How it compares in its category
This product is mainstream and conservative in formulation compared to indie or natural-marketed alternatives. Most mass-market antidandruff shampoos use zinc pyrithione, selenium sulfide, or ketoconazole; Head & Shoulders' zinc option is among the most widely used and longest-studied. If fragrance sensitivity is a concern, unscented or minimal-fragrance dandruff shampoos exist, but this product's fragrance load is standard for the category and not elevated.
If you buy it
Use as directed: wet hair, massage into scalp, leave for 1-2 minutes, rinse thoroughly. Avoid contact with eyes; rinse if accidental. If scalp irritation, redness, or itching worsens after 2 weeks of use, discontinue and consult a dermatologist. Store at room temperature, away from heat and direct sunlight. Bottles are typically plastic (HDPE or PET); do not heat the product or leave in hot environments, as this does not pose a specific leaching risk unique to shampoos but is general care for liquid cosmetics.
What we don’t know
- Basis
- Model estimate, 78% confidence, not a lab result
- Lab test
- None on record for this exact product
- Brand statement
- Head & Shoulders has made none
Formulations change between production runs, so check the current label. How we grade.
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Puracy
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Lower concern for a liquid shampoo with minimal PFAS risk in this category.
⚠Risky category by default
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How we score: every product runs through the same public 0–100 rubric based on materials, coatings, brand disclosure, lab findings, and recalls. See the full methodology → Spotted a mistake? Report an error.