Credo Beauty · Shampoo
Roz Salt Scalp Scrub
Lower-concern buy, salt scrub formulation carries minimal inherent PFAS risk.
Roz Salt Scalp Scrub is a mineral-based exfoliant product with no known water-repellent or non-stick coatings that would require PFAS additives. Credo Beauty curates clean beauty products and maintains third-party screening standards.
Material
salt crystals, mineral-based scrub
Brand disclosure
Third-party verified PFAS-free
Lab data
No public lab test
Why this grade
Category baseline
cosmetics is a category where PFAS exposure is more common.
Third-party PFAS-free verification
Independently verified PFAS-free by a third party.
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
Roz Salt Scalp Scrub is a mineral-based physical exfoliant using salt crystals as the primary abrasive agent. Salt itself is chemically inert and does not leach harmful compounds into water or skin under normal use. The formulation avoids synthetic polymeric microbeads, relying instead on naturally degradable mineral particles, which eliminates microplastic accumulation concerns associated with plastic-based scrubs.
The brand's record and disclosure
Credo Beauty maintains third-party PFAS verification and has established a public commitment to clean beauty standards, including transparency in ingredient sourcing. The brand does not have documented safety recalls or controversies regarding heavy metal contamination or undisclosed chemical additives in its scalp care line. Credo publishes ingredient lists and holds certifications aligned with stricter EU and clean beauty coalitions.
How it compares in its category
Mineral salt scrubs carry significantly lower chemical hazard profiles than synthetic microplastic scrubs or scrubs containing talc or mica powders, which can harbor trace heavy metals or respirable dust concerns. Physical exfoliants based on salt avoid the formaldehyde-releaser and fragrance allergen risks that sometimes appear in gel-based chemical exfoliants. This product positions itself in the lower-risk segment of the scalp exfoliant category.
If you buy it
Apply to wet scalp and massage gently to avoid mechanical irritation or micro-cuts; salt crystals are abrasive and should not be scrubbed aggressively. Use once to twice weekly; over-exfoliation can compromise the scalp barrier regardless of ingredient safety. Store in a cool, dry place to prevent moisture clumping; discard if the product shows mold growth or develops off-odors, which would indicate contamination during use or storage.
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.”
Heavy metals in mineral sources
Sea salt and mineral salts can occasionally contain trace arsenic or cadmium depending on source water. No public testing or recalls exist for Roz Salt Scalp Scrub; Credo's sourcing standards are designed to minimize this risk, but independent verification of batch-specific heavy metal content is not routinely disclosed.
Fragrance allergens or undisclosed fragrance components
If the product contains added fragrance to mask salt odor, individual components may not be fully listed due to fragrance trade secret protections. Check the full ingredient label for 'fragrance' or 'parfum' listings; sensitive individuals should perform a patch test first, especially on compromised scalp skin.
Mechanical irritation from crystal size and shape
Physical scrubs can cause micro-abrasions if overused or applied with excessive pressure. This is a use-related hazard, not a chemical one, but is relevant to scalp health; users with psoriasis, eczema, or open wounds should avoid use or consult a dermatologist.
Formaldehyde releasers or preservatives in the water phase
Salt-based dry formulations require less aggressive preservation than emulsified products. No documentation of formaldehyde-releasing preservatives in Credo Beauty scalp products; the mineral base naturally resists microbial growth.
Talc or asbestos contamination
This product uses salt crystals, not talc or mica, eliminating talc-associated asbestos contamination risk that affects some mineral-based cosmetics. No known cross-contamination issues reported for Roz formulation.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 82% 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.
Formulations and coatings change between production runs. Always check the current label before buying.
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.