Crystal · Deodorant
Crystal Body Deodorant Travel Stick
Lower PFAS concern, mineral salt deodorant format has minimal typical exposure vectors.
Crystal's alum-free mineral salt deodorant is a simple pressed salt stick with no reported water-resistant coatings, non-stick treatments, or Teflon-family coating components. The brand makes no PFAS claims and provides no third-party verification.
Shop Crystal on Amazon →Material
mineral salt (sodium chloride) in cardboard/paper stick
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
Crystal deodorant travel stick is primarily sodium chloride (mineral salt) compressed into a cardboard tube applicator. This formulation avoids synthetic antiperspirant actives (aluminum salts) and the aerosol propellants found in spray deodorants. The stick format eliminates inhalation risk and relies on salt's natural antimicrobial properties to inhibit odor-causing bacteria rather than masking or blocking sweat. No water, talc, or talc-adjacent powders are typically present in the standard mineral salt formulation.
The brand's record and disclosure
Crystal (part of Westlab/associated brands) has not published detailed safety documentation or third-party certifications widely available in public records. The brand makes no explicit public stance on PFAS, heavy metals testing, or manufacturing transparency. No major recalls or regulatory actions have been established for this product line. Limited ingredient disclosure compared to brands that voluntarily publish third-party safety testing results.
How it compares in its category
Crystal mineral salt sticks occupy a middle ground: simpler ingredient profile than conventional antiperspirants (lower synthetic chemical load) but less independently verified than premium natural brands with third-party testing and certification. Aluminum-free deodorants reduce exposure to that specific metal; however, many competitors in the 'natural' segment provide clearer sourcing and purity documentation. The cardboard tube avoids plastic leaching concerns but offers no recycling or compostability advantage over paper-tube conventional brands.
If you buy it
Store in a dry location, as sodium chloride will absorb moisture and degrade. The stick will shrink gradually with use and will eventually require replacement; no maintenance needed beyond keeping it dry. Apply to clean, dry skin for best efficacy; salt can cause minor irritation on freshly shaved or broken skin. Travel stick format is convenient for small spaces, but effectiveness depends on consistent reapplication every 4-6 hours in warm or active conditions.
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 (lead, cadmium, arsenic) in mineral salt source
Mineral salt deposits can naturally contain trace heavy metals depending on geological source. Crystal has not publicly disclosed testing for heavy metal contamination or salt origin verification, so residual levels remain unconfirmed.
Skin irritation from salt contact on sensitive or abraded skin
Sodium chloride is mildly irritating to mucous membranes and abraded skin. Users with eczema, psoriasis, or recently shaved underarms have reported stinging or discomfort with mineral salt deodorants.
Bacterial growth or contamination in cardboard packaging
Cardboard tubes exposed to moisture (humid bathrooms, water splash) can harbor mold or bacterial growth. No antimicrobial treatment of the packaging itself is disclosed, so long-term storage in damp conditions poses microbiological risk.
Fragrance allergens (if scented variant)
If the travel stick includes fragrance or essential oils, undisclosed fragrance components may trigger contact dermatitis in sensitive users. Crystal does not itemize fragrance ingredients in widely available safety data.
Talc or talc-like mineral contamination
No talc is documented in standard Crystal mineral salt formulations, but generic mineral deodorants occasionally use talc as a binder. Crystal's ingredient list does not indicate this, so risk is minimal for this brand.
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.
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.
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⚠Risky category by default
Tom's of Maine
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mineral-based and plant-derived actives; stick formulation
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⚠Risky category by default
Tom's of Maine
Antiperspirant Deodorant
mineral-based active ingredients, plant-derived botanicals, no synthetic water-repellent coatings
Lower PFAS concern, mineral-based formula with MADE SAFE cert; antiperspirant category has minimal waterproof-coating risk.
✓Verified PFAS-free by a third party
More deodorant 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.