· Shampoo
Soothing Scalp Treatment Travel Duo
Lower PFAS concern for a rinse-off treatment, but Credo offers no transparency.
This rinse-off cosmetic needs no waterproofing, nonstick, or durable water-repellency coatings. The brand provides no public PFAS commitment or full formulation disclosure.
We flunk more products than we pass. This one earned its grade. How we grade
Material
Cosmetic liquid/cream formulation in travel bottles
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
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What Soothing Scalp Treatment Travel Duo is made of, ingredients and materials
This is a cosmetic liquid or cream formulation in small travel bottles, designed to be applied to the scalp and rinsed away. Scalp treatments in this format typically contain surfactants, water, glycerin, botanical extracts, and preservatives. Because shampoos are rinse-off products with minimal skin contact time and zero ingestion risk, exposure to problematic ingredients is substantially lower than leave-on cosmetics or ingested items. Travel sizes reduce overall chemical load compared to full-size versions.
What’s concerning
Category baseline
The starting point for this type of product, before anything specific to this product is counted.
No PFAS disclosure
No public statement from the brand about PFAS in this product.
Formaldehyde / VOCs
Shampoos commonly contain preservatives like dmdm hydantoin, imidazolidinyl urea, or diazolidinyl urea that release small amounts of formaldehyde over time. Credo's curation may limit but does not eliminate this class; no independent testing of this product is publicly available.
Source, ATSDR ↗Fragrance allergens (undisclosed components)
Cosmetics can list 'fragrance' as a single ingredient, masking dozens of allergens. Scalp contact increases reaction risk for sensitive individuals. Credo does not mandate fragrance transparency; review full ingredient list before purchase if you have known sensitivities.
1,4-dioxane (solvent contaminant)
Shampoos and liquid cosmetics can contain trace 1,4-dioxane as a manufacturing byproduct from ethoxylation of surfactants. It is not intentionally added but can appear in finished products. Credo does not publicly disclose testing for this contaminant.
What’s reassuring
Base material not linked to PFAS
The main material recorded for this product is not one associated with PFAS.
Heavy metals
No recalls or warnings specific to this product. Botanical scalp treatments can concentrate heavy metals from soil if sourcing is uncontrolled, but this is rare in vetted brands. Credo's supplier vetting reduces but does not eliminate this risk.
Source, FDA ↗Microplastics
This product is listed as a 'treatment' not a scrub or exfoliant; microbeads are unlikely. No evidence of plastic microparticles in Credo scalp treatments is on record, and the rinse-off format minimizes environmental impact if present.
Source, EPA ↗How is this PFAS grade calculated?
The brand's record and disclosure
The brand positions itself as a clean beauty retailer and curates brands against a proprietary list that excludes certain chemicals, but does not publish full ingredient transparency or third-party certifications for its own-brand or exclusive lines. No major safety recalls or formal hazard warnings for products appear in public databases. The brand's silence on PFAS presence or testing is consistent with most indie beauty brands; no evidence of active PFAS mitigation or disclosure protocol is on record.
How it compares in its category
Travel shampoos are among the lower-risk cosmetic categories because they are fully rinsed off the scalp within minutes. This product is functionally similar to travel versions from mainstream brands (Neutrogena, Bumble and bumble) in terms of hazard profile. Credo's curation approach reduces the likelihood of extremely hazardous ingredients like lead in pigments or uncertified preservatives, though it does not guarantee complete safety. Travel duo formats pose no additional chemical risk versus single bottles.
If you buy it
Store in a cool, dry place away from direct heat or sunlight to preserve preservative efficacy and prevent formulation degradation. Use within 12 months of opening; scalp treatments can accumulate microbes if left damp or exposed to moisture for extended periods. If scalp irritation, redness, or allergic reaction develops, rinse immediately and discontinue; patch test on a small area first if you have sensitive skin. Travel bottles should be fully emptied or discarded before refilling to avoid bacterial growth from residual product.
What is not known about PFAS in this product?
- Basis
- Model estimate, 72% confidence, not a lab result
- Lab test
- None on record for this exact product
- Brand statement
- has made none
Formulations change between production runs, so check the current label. How we grade.
More shampoo grades
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.