Credo Beauty · Shampoo
2 in 1 Shampoo & Conditioner
Lower concern; liquid cosmetics rarely require PFAS, but brand silence limits certainty.
Credo Beauty markets this as a clean beauty product, but makes no public PFAS disclosure or claims. Standard shampoo-conditioner formulas do not typically require fluorinated compounds for their core function.
Shop Credo Beauty on Amazon →Material
aqueous shampoo/conditioner base (typical surfactants, humectants, silicones)
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
Why this grade
Category baseline
cosmetics is a category where PFAS exposure is more common.
No PFAS disclosure
No public statement about PFAS in this product.
Safe base material
Made from a material with no inherent PFAS use (ceramic, mineral, or natural fiber).
The full breakdown
What it's made of and why it matters
This is a water-based liquid shampoo/conditioner combining anionic surfactants (primary cleansers), silicones (conditioning/slip), humectants (moisture), and preservatives in an aqueous matrix. Unlike bar soaps or powders, liquid formulations are inherently lower-risk for volatile organic compound off-gassing and typically do not require PFAS water/oil repellents. The silicone content (common in 2-in-1 products) is non-toxic but can accumulate on hair over repeated use, which is cosmetic rather than safety-related.
The brand's record and disclosure
Credo Beauty is a curated beauty retailer emphasizing clean formulations and holds brands to ingredient transparency standards; products sold carry Credo's "clean" certification, which excludes known carcinogens, endocrine disruptors, and heavy metals. However, the brand has not publicly disclosed specific PFAS testing or stance for this product line. No recalls or safety warnings for Credo shampoos are on record. The absence of public PFAS commitment is common among mainstream beauty brands, even those with strong ingredient screening.
How it compares in its category
Liquid 2-in-1 shampoo/conditioners are among the lowest-risk personal care products; they avoid particulate talc, spray inhalation hazards, and the heavy metal pigment risks of colored cosmetics. This product sits in the 'clean beauty' tier of its category, meaning stricter vetting than mass-market alternatives. Compared to budget shampoos, it carries lower likelihood of unlisted fragrance allergens or undisclosed preservative loads, though efficacy claims are not safety indicators.
If you buy it
Store in a cool, dry place away from direct sunlight to preserve preservative efficacy and prevent bacterial growth; use within 12 months of opening. Discontinue if scalp irritation, redness, or itching develops, as fragrance or preservative sensitivity can occur. This product is not designed for use on injured or broken scalp skin. No special heating or application precautions apply; standard rinse with water is sufficient.
Beyond PFAS: other things we checked
Established hazard classes for this product type, assessed from public information. These never change the PFAS grade; a Likely flag caps the Verdict at “Buy with care.”
Fragrance allergens (undisclosed components)
Liquid shampoos typically list 'fragrance' as a single ingredient rather than disclosing individual aromatic compounds; sensitive individuals may react to unlisted allergens such as limonene or linalool. Credo's vetting reduces but does not eliminate this risk.
1,4-dioxane (preservative contamination)
Liquid cosmetics relying on ethoxylated surfactants or certain preservative systems may contain trace 1,4-dioxane as an unintended byproduct. No testing data for this specific product is publicly available; risk is typical across the category rather than brand-specific.
Formaldehyde releasers (preservative agents)
Credo's clean certification excludes formaldehyde and known releaser chemicals, making this hazard unlikely in this product. Standard preservation likely relies on safer alternatives such as sodium benzoate or phenoxyethanol.
Heavy metals in colorants or opacifiers
Liquid shampoos typically rely on synthetic dyes or mineral opacifiers rather than pigments carrying lead or cadmium; Credo's ingredient vetting specifically screens for heavy metal contaminants. No record of contamination in Credo shampoos.
Silicone accumulation (cosmetic concern, not acute toxicity)
The silicone conditioning agents in 2-in-1 formulas can build up on hair and scalp with prolonged use, reducing volume and causing dullness; this is a cosmetic effect, not a health hazard. Periodic clarifying rinses prevent buildup.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 72% confidence. It is not a lab result.
No independent PFAS lab test is on record for this exact product. A lab test could move the score in either direction.
The brand has not made a specific, verifiable PFAS-free statement, so part of this score reflects that missing disclosure rather than a confirmed material.
Formulations and coatings change between production runs. Always check the current label before buying.
Safer alternatives in Shampoo
Credo Beauty
Roz Salt Scalp Scrub
salt crystals, mineral-based scrub
Lower-concern buy, salt scrub formulation carries minimal inherent PFAS risk.
✓Verified PFAS-free by a third party
Puracy
Public Goods Shampoo Refill
aqueous surfactant-based liquid shampoo
Lower-concern shampoo refill; Puracy's MADE SAFE cert and no-PFAS positioning align, but cosmetic formulation labs are rarely published.
✓Verified PFAS-free by a third party
Puracy
Natural Baby Shampoo Body Wash
water-based surfactants, plant-derived ingredients, aqueous solution
Lower PFAS concern, liquid cosmetic with no water-resistant or nonstick triggers.
⚠Risky category by default
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.